diff --git a/composer.lock b/composer.lock
index 652480650..4b80e17d2 100644
--- a/composer.lock
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                 "url": "https://github.com/symfony/dom-crawler.git",
-                "reference": "cc686552948d627528c0e2e759186dff67c2610e"
+                "reference": "4b9efd5708c3a38593e19b6a33e40867f4f89d72"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/dom-crawler/zipball/cc686552948d627528c0e2e759186dff67c2610e",
-                "reference": "cc686552948d627528c0e2e759186dff67c2610e",
+                "url": "https://api.github.com/repos/symfony/dom-crawler/zipball/4b9efd5708c3a38593e19b6a33e40867f4f89d72",
+                "reference": "4b9efd5708c3a38593e19b6a33e40867f4f89d72",
                 "shasum": ""
             },
             "require": {
@@ -5063,20 +5064,20 @@
             ],
             "description": "Symfony DomCrawler Component",
             "homepage": "https://symfony.com",
-            "time": "2019-08-26T08:26:39+00:00"
+            "time": "2019-10-28T17:07:32+00:00"
         },
         {
             "name": "symfony/event-dispatcher",
-            "version": "v4.3.4",
+            "version": "v4.3.6",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/event-dispatcher.git",
-                "reference": "429d0a1451d4c9c4abe1959b2986b88794b9b7d2"
+                "reference": "6229f58993e5a157f6096fc7145c0717d0be8807"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/event-dispatcher/zipball/429d0a1451d4c9c4abe1959b2986b88794b9b7d2",
-                "reference": "429d0a1451d4c9c4abe1959b2986b88794b9b7d2",
+                "url": "https://api.github.com/repos/symfony/event-dispatcher/zipball/6229f58993e5a157f6096fc7145c0717d0be8807",
+                "reference": "6229f58993e5a157f6096fc7145c0717d0be8807",
                 "shasum": ""
             },
             "require": {
@@ -5133,20 +5134,20 @@
             ],
             "description": "Symfony EventDispatcher Component",
             "homepage": "https://symfony.com",
-            "time": "2019-08-26T08:55:16+00:00"
+            "time": "2019-10-01T16:40:32+00:00"
         },
         {
             "name": "symfony/event-dispatcher-contracts",
-            "version": "v1.1.5",
+            "version": "v1.1.7",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/event-dispatcher-contracts.git",
-                "reference": "c61766f4440ca687de1084a5c00b08e167a2575c"
+                "reference": "c43ab685673fb6c8d84220c77897b1d6cdbe1d18"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/event-dispatcher-contracts/zipball/c61766f4440ca687de1084a5c00b08e167a2575c",
-                "reference": "c61766f4440ca687de1084a5c00b08e167a2575c",
+                "url": "https://api.github.com/repos/symfony/event-dispatcher-contracts/zipball/c43ab685673fb6c8d84220c77897b1d6cdbe1d18",
+                "reference": "c43ab685673fb6c8d84220c77897b1d6cdbe1d18",
                 "shasum": ""
             },
             "require": {
@@ -5191,11 +5192,11 @@
                 "interoperability",
                 "standards"
             ],
-            "time": "2019-06-20T06:46:26+00:00"
+            "time": "2019-09-17T09:54:03+00:00"
         },
         {
             "name": "symfony/filesystem",
-            "version": "v4.3.4",
+            "version": "v4.3.6",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/filesystem.git",
@@ -5362,16 +5363,16 @@
         },
         {
             "name": "symfony/service-contracts",
-            "version": "v1.1.6",
+            "version": "v1.1.7",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/service-contracts.git",
-                "reference": "ea7263d6b6d5f798b56a45a5b8d686725f2719a3"
+                "reference": "ffcde9615dc5bb4825b9f6aed07716f1f57faae0"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/service-contracts/zipball/ea7263d6b6d5f798b56a45a5b8d686725f2719a3",
-                "reference": "ea7263d6b6d5f798b56a45a5b8d686725f2719a3",
+                "url": "https://api.github.com/repos/symfony/service-contracts/zipball/ffcde9615dc5bb4825b9f6aed07716f1f57faae0",
+                "reference": "ffcde9615dc5bb4825b9f6aed07716f1f57faae0",
                 "shasum": ""
             },
             "require": {
@@ -5416,20 +5417,20 @@
                 "interoperability",
                 "standards"
             ],
-            "time": "2019-08-20T14:44:19+00:00"
+            "time": "2019-09-17T11:12:18+00:00"
         },
         {
             "name": "symfony/translation",
-            "version": "v4.3.4",
+            "version": "v4.3.6",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/translation.git",
-                "reference": "28498169dd334095fa981827992f3a24d50fed0f"
+                "reference": "a3aa590ce944afb3434d7a55f81b00927144d5ec"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/translation/zipball/28498169dd334095fa981827992f3a24d50fed0f",
-                "reference": "28498169dd334095fa981827992f3a24d50fed0f",
+                "url": "https://api.github.com/repos/symfony/translation/zipball/a3aa590ce944afb3434d7a55f81b00927144d5ec",
+                "reference": "a3aa590ce944afb3434d7a55f81b00927144d5ec",
                 "shasum": ""
             },
             "require": {
@@ -5492,20 +5493,20 @@
             ],
             "description": "Symfony Translation Component",
             "homepage": "https://symfony.com",
-            "time": "2019-08-26T08:55:16+00:00"
+            "time": "2019-10-30T12:53:54+00:00"
         },
         {
             "name": "symfony/translation-contracts",
-            "version": "v1.1.6",
+            "version": "v1.1.7",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/translation-contracts.git",
-                "reference": "325b17c24f3ee23cbecfa63ba809c6d89b5fa04a"
+                "reference": "364518c132c95642e530d9b2d217acbc2ccac3e6"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/translation-contracts/zipball/325b17c24f3ee23cbecfa63ba809c6d89b5fa04a",
-                "reference": "325b17c24f3ee23cbecfa63ba809c6d89b5fa04a",
+                "url": "https://api.github.com/repos/symfony/translation-contracts/zipball/364518c132c95642e530d9b2d217acbc2ccac3e6",
+                "reference": "364518c132c95642e530d9b2d217acbc2ccac3e6",
                 "shasum": ""
             },
             "require": {
@@ -5549,20 +5550,20 @@
                 "interoperability",
                 "standards"
             ],
-            "time": "2019-08-02T12:15:04+00:00"
+            "time": "2019-09-17T11:12:18+00:00"
         },
         {
             "name": "symfony/yaml",
-            "version": "v4.3.4",
+            "version": "v4.3.6",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/yaml.git",
-                "reference": "5a0b7c32dc3ec56fd4abae8a4a71b0cf05013686"
+                "reference": "324cf4b19c345465fad14f3602050519e09e361d"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/yaml/zipball/5a0b7c32dc3ec56fd4abae8a4a71b0cf05013686",
-                "reference": "5a0b7c32dc3ec56fd4abae8a4a71b0cf05013686",
+                "url": "https://api.github.com/repos/symfony/yaml/zipball/324cf4b19c345465fad14f3602050519e09e361d",
+                "reference": "324cf4b19c345465fad14f3602050519e09e361d",
                 "shasum": ""
             },
             "require": {
@@ -5608,7 +5609,7 @@
             ],
             "description": "Symfony Yaml Component",
             "homepage": "https://symfony.com",
-            "time": "2019-08-20T14:27:59+00:00"
+            "time": "2019-10-30T12:58:49+00:00"
         },
         {
             "name": "theseer/tokenizer",
diff --git a/vendor/composer/autoload_classmap.php b/vendor/composer/autoload_classmap.php
index 9217d07e2..b33d9529e 100644
--- a/vendor/composer/autoload_classmap.php
+++ b/vendor/composer/autoload_classmap.php
@@ -59,6 +59,7 @@ return array(
     'GuzzleHttp\\Exception\\ClientException' => $vendorDir . '/guzzlehttp/guzzle/src/Exception/ClientException.php',
     'GuzzleHttp\\Exception\\ConnectException' => $vendorDir . '/guzzlehttp/guzzle/src/Exception/ConnectException.php',
     'GuzzleHttp\\Exception\\GuzzleException' => $vendorDir . '/guzzlehttp/guzzle/src/Exception/GuzzleException.php',
+    'GuzzleHttp\\Exception\\InvalidArgumentException' => $vendorDir . '/guzzlehttp/guzzle/src/Exception/InvalidArgumentException.php',
     'GuzzleHttp\\Exception\\RequestException' => $vendorDir . '/guzzlehttp/guzzle/src/Exception/RequestException.php',
     'GuzzleHttp\\Exception\\SeekException' => $vendorDir . '/guzzlehttp/guzzle/src/Exception/SeekException.php',
     'GuzzleHttp\\Exception\\ServerException' => $vendorDir . '/guzzlehttp/guzzle/src/Exception/ServerException.php',
@@ -1165,6 +1166,7 @@ return array(
     'Zotlabs\\Lib\\Queue' => $baseDir . '/Zotlabs/Lib/Queue.php',
     'Zotlabs\\Lib\\SConfig' => $baseDir . '/Zotlabs/Lib/SConfig.php',
     'Zotlabs\\Lib\\Share' => $baseDir . '/Zotlabs/Lib/Share.php',
+    'Zotlabs\\Lib\\SvgSanitizer' => $baseDir . '/Zotlabs/Lib/SvgSanitizer.php',
     'Zotlabs\\Lib\\System' => $baseDir . '/Zotlabs/Lib/System.php',
     'Zotlabs\\Lib\\TableConverter' => $baseDir . '/Zotlabs/Lib/Markdown.php',
     'Zotlabs\\Lib\\ThreadItem' => $baseDir . '/Zotlabs/Lib/ThreadItem.php',
@@ -1191,7 +1193,6 @@ return array(
     'Zotlabs\\Module\\Admin\\Site' => $baseDir . '/Zotlabs/Module/Admin/Site.php',
     'Zotlabs\\Module\\Admin\\Themes' => $baseDir . '/Zotlabs/Module/Admin/Themes.php',
     'Zotlabs\\Module\\Affinity' => $baseDir . '/Zotlabs/Module/Affinity.php',
-    'Zotlabs\\Module\\Alist' => $baseDir . '/Zotlabs/Module/Alist.php',
     'Zotlabs\\Module\\Ap_probe' => $baseDir . '/Zotlabs/Module/Ap_probe.php',
     'Zotlabs\\Module\\Api' => $baseDir . '/Zotlabs/Module/Api.php',
     'Zotlabs\\Module\\Appman' => $baseDir . '/Zotlabs/Module/Appman.php',
@@ -1213,6 +1214,7 @@ return array(
     'Zotlabs\\Module\\Chanview' => $baseDir . '/Zotlabs/Module/Chanview.php',
     'Zotlabs\\Module\\Chat' => $baseDir . '/Zotlabs/Module/Chat.php',
     'Zotlabs\\Module\\Chatsvc' => $baseDir . '/Zotlabs/Module/Chatsvc.php',
+    'Zotlabs\\Module\\Clients' => $baseDir . '/Zotlabs/Module/Clients.php',
     'Zotlabs\\Module\\Cloud' => $baseDir . '/Zotlabs/Module/Cloud.php',
     'Zotlabs\\Module\\Cloud_tiles' => $baseDir . '/Zotlabs/Module/Cloud_tiles.php',
     'Zotlabs\\Module\\Common' => $baseDir . '/Zotlabs/Module/Common.php',
@@ -1265,10 +1267,12 @@ return array(
     'Zotlabs\\Module\\Inspect' => $baseDir . '/Zotlabs/Module/Inspect.php',
     'Zotlabs\\Module\\Invite' => $baseDir . '/Zotlabs/Module/Invite.php',
     'Zotlabs\\Module\\Item' => $baseDir . '/Zotlabs/Module/Item.php',
+    'Zotlabs\\Module\\Jwks' => $baseDir . '/Zotlabs/Module/Jwks.php',
     'Zotlabs\\Module\\Lang' => $baseDir . '/Zotlabs/Module/Lang.php',
     'Zotlabs\\Module\\Layouts' => $baseDir . '/Zotlabs/Module/Layouts.php',
     'Zotlabs\\Module\\Like' => $baseDir . '/Zotlabs/Module/Like.php',
     'Zotlabs\\Module\\Linkinfo' => $baseDir . '/Zotlabs/Module/Linkinfo.php',
+    'Zotlabs\\Module\\Lists' => $baseDir . '/Zotlabs/Module/Lists.php',
     'Zotlabs\\Module\\Lockview' => $baseDir . '/Zotlabs/Module/Lockview.php',
     'Zotlabs\\Module\\Locs' => $baseDir . '/Zotlabs/Module/Locs.php',
     'Zotlabs\\Module\\Login' => $baseDir . '/Zotlabs/Module/Login.php',
diff --git a/vendor/composer/autoload_static.php b/vendor/composer/autoload_static.php
index 1f6a65982..91793bf6e 100644
--- a/vendor/composer/autoload_static.php
+++ b/vendor/composer/autoload_static.php
@@ -311,6 +311,7 @@ class ComposerStaticInit7b34d7e50a62201ec5d5e526a5b8b35d
         'GuzzleHttp\\Exception\\ClientException' => __DIR__ . '/..' . '/guzzlehttp/guzzle/src/Exception/ClientException.php',
         'GuzzleHttp\\Exception\\ConnectException' => __DIR__ . '/..' . '/guzzlehttp/guzzle/src/Exception/ConnectException.php',
         'GuzzleHttp\\Exception\\GuzzleException' => __DIR__ . '/..' . '/guzzlehttp/guzzle/src/Exception/GuzzleException.php',
+        'GuzzleHttp\\Exception\\InvalidArgumentException' => __DIR__ . '/..' . '/guzzlehttp/guzzle/src/Exception/InvalidArgumentException.php',
         'GuzzleHttp\\Exception\\RequestException' => __DIR__ . '/..' . '/guzzlehttp/guzzle/src/Exception/RequestException.php',
         'GuzzleHttp\\Exception\\SeekException' => __DIR__ . '/..' . '/guzzlehttp/guzzle/src/Exception/SeekException.php',
         'GuzzleHttp\\Exception\\ServerException' => __DIR__ . '/..' . '/guzzlehttp/guzzle/src/Exception/ServerException.php',
@@ -1417,6 +1418,7 @@ class ComposerStaticInit7b34d7e50a62201ec5d5e526a5b8b35d
         'Zotlabs\\Lib\\Queue' => __DIR__ . '/../..' . '/Zotlabs/Lib/Queue.php',
         'Zotlabs\\Lib\\SConfig' => __DIR__ . '/../..' . '/Zotlabs/Lib/SConfig.php',
         'Zotlabs\\Lib\\Share' => __DIR__ . '/../..' . '/Zotlabs/Lib/Share.php',
+        'Zotlabs\\Lib\\SvgSanitizer' => __DIR__ . '/../..' . '/Zotlabs/Lib/SvgSanitizer.php',
         'Zotlabs\\Lib\\System' => __DIR__ . '/../..' . '/Zotlabs/Lib/System.php',
         'Zotlabs\\Lib\\TableConverter' => __DIR__ . '/../..' . '/Zotlabs/Lib/Markdown.php',
         'Zotlabs\\Lib\\ThreadItem' => __DIR__ . '/../..' . '/Zotlabs/Lib/ThreadItem.php',
@@ -1443,7 +1445,6 @@ class ComposerStaticInit7b34d7e50a62201ec5d5e526a5b8b35d
         'Zotlabs\\Module\\Admin\\Site' => __DIR__ . '/../..' . '/Zotlabs/Module/Admin/Site.php',
         'Zotlabs\\Module\\Admin\\Themes' => __DIR__ . '/../..' . '/Zotlabs/Module/Admin/Themes.php',
         'Zotlabs\\Module\\Affinity' => __DIR__ . '/../..' . '/Zotlabs/Module/Affinity.php',
-        'Zotlabs\\Module\\Alist' => __DIR__ . '/../..' . '/Zotlabs/Module/Alist.php',
         'Zotlabs\\Module\\Ap_probe' => __DIR__ . '/../..' . '/Zotlabs/Module/Ap_probe.php',
         'Zotlabs\\Module\\Api' => __DIR__ . '/../..' . '/Zotlabs/Module/Api.php',
         'Zotlabs\\Module\\Appman' => __DIR__ . '/../..' . '/Zotlabs/Module/Appman.php',
@@ -1465,6 +1466,7 @@ class ComposerStaticInit7b34d7e50a62201ec5d5e526a5b8b35d
         'Zotlabs\\Module\\Chanview' => __DIR__ . '/../..' . '/Zotlabs/Module/Chanview.php',
         'Zotlabs\\Module\\Chat' => __DIR__ . '/../..' . '/Zotlabs/Module/Chat.php',
         'Zotlabs\\Module\\Chatsvc' => __DIR__ . '/../..' . '/Zotlabs/Module/Chatsvc.php',
+        'Zotlabs\\Module\\Clients' => __DIR__ . '/../..' . '/Zotlabs/Module/Clients.php',
         'Zotlabs\\Module\\Cloud' => __DIR__ . '/../..' . '/Zotlabs/Module/Cloud.php',
         'Zotlabs\\Module\\Cloud_tiles' => __DIR__ . '/../..' . '/Zotlabs/Module/Cloud_tiles.php',
         'Zotlabs\\Module\\Common' => __DIR__ . '/../..' . '/Zotlabs/Module/Common.php',
@@ -1517,10 +1519,12 @@ class ComposerStaticInit7b34d7e50a62201ec5d5e526a5b8b35d
         'Zotlabs\\Module\\Inspect' => __DIR__ . '/../..' . '/Zotlabs/Module/Inspect.php',
         'Zotlabs\\Module\\Invite' => __DIR__ . '/../..' . '/Zotlabs/Module/Invite.php',
         'Zotlabs\\Module\\Item' => __DIR__ . '/../..' . '/Zotlabs/Module/Item.php',
+        'Zotlabs\\Module\\Jwks' => __DIR__ . '/../..' . '/Zotlabs/Module/Jwks.php',
         'Zotlabs\\Module\\Lang' => __DIR__ . '/../..' . '/Zotlabs/Module/Lang.php',
         'Zotlabs\\Module\\Layouts' => __DIR__ . '/../..' . '/Zotlabs/Module/Layouts.php',
         'Zotlabs\\Module\\Like' => __DIR__ . '/../..' . '/Zotlabs/Module/Like.php',
         'Zotlabs\\Module\\Linkinfo' => __DIR__ . '/../..' . '/Zotlabs/Module/Linkinfo.php',
+        'Zotlabs\\Module\\Lists' => __DIR__ . '/../..' . '/Zotlabs/Module/Lists.php',
         'Zotlabs\\Module\\Lockview' => __DIR__ . '/../..' . '/Zotlabs/Module/Lockview.php',
         'Zotlabs\\Module\\Locs' => __DIR__ . '/../..' . '/Zotlabs/Module/Locs.php',
         'Zotlabs\\Module\\Login' => __DIR__ . '/../..' . '/Zotlabs/Module/Login.php',
diff --git a/vendor/composer/installed.json b/vendor/composer/installed.json
index e24081729..0b3877891 100644
--- a/vendor/composer/installed.json
+++ b/vendor/composer/installed.json
@@ -236,17 +236,17 @@
     },
     {
         "name": "ezyang/htmlpurifier",
-        "version": "v4.11.0",
-        "version_normalized": "4.11.0.0",
+        "version": "v4.12.0",
+        "version_normalized": "4.12.0.0",
         "source": {
             "type": "git",
             "url": "https://github.com/ezyang/htmlpurifier.git",
-            "reference": "83ab08bc1af7d808a9e0fbf024f1c24bfd73c0a7"
+            "reference": "a617e55bc62a87eec73bd456d146d134ad716f03"
         },
         "dist": {
             "type": "zip",
-            "url": "https://api.github.com/repos/ezyang/htmlpurifier/zipball/83ab08bc1af7d808a9e0fbf024f1c24bfd73c0a7",
-            "reference": "83ab08bc1af7d808a9e0fbf024f1c24bfd73c0a7",
+            "url": "https://api.github.com/repos/ezyang/htmlpurifier/zipball/a617e55bc62a87eec73bd456d146d134ad716f03",
+            "reference": "a617e55bc62a87eec73bd456d146d134ad716f03",
             "shasum": ""
         },
         "require": {
@@ -255,7 +255,7 @@
         "require-dev": {
             "simpletest/simpletest": "dev-master#72de02a7b80c6bb8864ef9bf66d41d2f58f826bd"
         },
-        "time": "2019-07-14T18:58:38+00:00",
+        "time": "2019-10-28T03:44:26+00:00",
         "type": "library",
         "installation-source": "dist",
         "autoload": {
@@ -334,33 +334,34 @@
     },
     {
         "name": "guzzlehttp/guzzle",
-        "version": "6.3.3",
-        "version_normalized": "6.3.3.0",
+        "version": "6.4.1",
+        "version_normalized": "6.4.1.0",
         "source": {
             "type": "git",
             "url": "https://github.com/guzzle/guzzle.git",
-            "reference": "407b0cb880ace85c9b63c5f9551db498cb2d50ba"
+            "reference": "0895c932405407fd3a7368b6910c09a24d26db11"
         },
         "dist": {
             "type": "zip",
-            "url": "https://api.github.com/repos/guzzle/guzzle/zipball/407b0cb880ace85c9b63c5f9551db498cb2d50ba",
-            "reference": "407b0cb880ace85c9b63c5f9551db498cb2d50ba",
+            "url": "https://api.github.com/repos/guzzle/guzzle/zipball/0895c932405407fd3a7368b6910c09a24d26db11",
+            "reference": "0895c932405407fd3a7368b6910c09a24d26db11",
             "shasum": ""
         },
         "require": {
+            "ext-json": "*",
             "guzzlehttp/promises": "^1.0",
-            "guzzlehttp/psr7": "^1.4",
+            "guzzlehttp/psr7": "^1.6.1",
             "php": ">=5.5"
         },
         "require-dev": {
             "ext-curl": "*",
             "phpunit/phpunit": "^4.8.35 || ^5.7 || ^6.4 || ^7.0",
-            "psr/log": "^1.0"
+            "psr/log": "^1.1"
         },
         "suggest": {
             "psr/log": "Required for using the Log middleware"
         },
-        "time": "2018-04-22T15:46:56+00:00",
+        "time": "2019-10-23T15:58:00+00:00",
         "type": "library",
         "extra": {
             "branch-alias": {
@@ -369,12 +370,12 @@
         },
         "installation-source": "dist",
         "autoload": {
-            "files": [
-                "src/functions_include.php"
-            ],
             "psr-4": {
                 "GuzzleHttp\\": "src/"
-            }
+            },
+            "files": [
+                "src/functions_include.php"
+            ]
         },
         "notification-url": "https://packagist.org/downloads/",
         "license": [
@@ -706,17 +707,17 @@
     },
     {
         "name": "league/flysystem",
-        "version": "1.0.55",
-        "version_normalized": "1.0.55.0",
+        "version": "1.0.57",
+        "version_normalized": "1.0.57.0",
         "source": {
             "type": "git",
             "url": "https://github.com/thephpleague/flysystem.git",
-            "reference": "33c91155537c6dc899eacdc54a13ac6303f156e6"
+            "reference": "0e9db7f0b96b9f12dcf6f65bc34b72b1a30ea55a"
         },
         "dist": {
             "type": "zip",
-            "url": "https://api.github.com/repos/thephpleague/flysystem/zipball/33c91155537c6dc899eacdc54a13ac6303f156e6",
-            "reference": "33c91155537c6dc899eacdc54a13ac6303f156e6",
+            "url": "https://api.github.com/repos/thephpleague/flysystem/zipball/0e9db7f0b96b9f12dcf6f65bc34b72b1a30ea55a",
+            "reference": "0e9db7f0b96b9f12dcf6f65bc34b72b1a30ea55a",
             "shasum": ""
         },
         "require": {
@@ -746,7 +747,7 @@
             "spatie/flysystem-dropbox": "Allows you to use Dropbox storage",
             "srmklive/flysystem-dropbox-v2": "Allows you to use Dropbox storage for PHP 5 applications"
         },
-        "time": "2019-08-24T11:17:19+00:00",
+        "time": "2019-10-16T21:01:05+00:00",
         "type": "library",
         "extra": {
             "branch-alias": {
@@ -792,17 +793,17 @@
     },
     {
         "name": "league/html-to-markdown",
-        "version": "4.8.2",
-        "version_normalized": "4.8.2.0",
+        "version": "4.9.0",
+        "version_normalized": "4.9.0.0",
         "source": {
             "type": "git",
             "url": "https://github.com/thephpleague/html-to-markdown.git",
-            "reference": "e747489191f8e9144a7270eb61f8b9516e99e413"
+            "reference": "71319108e3db506250b8987721b13568fd9fa446"
         },
         "dist": {
             "type": "zip",
-            "url": "https://api.github.com/repos/thephpleague/html-to-markdown/zipball/e747489191f8e9144a7270eb61f8b9516e99e413",
-            "reference": "e747489191f8e9144a7270eb61f8b9516e99e413",
+            "url": "https://api.github.com/repos/thephpleague/html-to-markdown/zipball/71319108e3db506250b8987721b13568fd9fa446",
+            "reference": "71319108e3db506250b8987721b13568fd9fa446",
             "shasum": ""
         },
         "require": {
@@ -812,17 +813,17 @@
         },
         "require-dev": {
             "mikehaertl/php-shellcommand": "~1.1.0",
-            "phpunit/phpunit": "4.*",
+            "phpunit/phpunit": "^4.8|^5.7",
             "scrutinizer/ocular": "~1.1"
         },
-        "time": "2019-08-02T11:57:39+00:00",
+        "time": "2019-11-02T14:54:14+00:00",
         "bin": [
             "bin/html-to-markdown"
         ],
         "type": "library",
         "extra": {
             "branch-alias": {
-                "dev-master": "4.9-dev"
+                "dev-master": "4.10-dev"
             }
         },
         "installation-source": "dist",
@@ -1563,27 +1564,27 @@
     },
     {
         "name": "psr/log",
-        "version": "1.1.0",
-        "version_normalized": "1.1.0.0",
+        "version": "1.1.2",
+        "version_normalized": "1.1.2.0",
         "source": {
             "type": "git",
             "url": "https://github.com/php-fig/log.git",
-            "reference": "6c001f1daafa3a3ac1d8ff69ee4db8e799a654dd"
+            "reference": "446d54b4cb6bf489fc9d75f55843658e6f25d801"
         },
         "dist": {
             "type": "zip",
-            "url": "https://api.github.com/repos/php-fig/log/zipball/6c001f1daafa3a3ac1d8ff69ee4db8e799a654dd",
-            "reference": "6c001f1daafa3a3ac1d8ff69ee4db8e799a654dd",
+            "url": "https://api.github.com/repos/php-fig/log/zipball/446d54b4cb6bf489fc9d75f55843658e6f25d801",
+            "reference": "446d54b4cb6bf489fc9d75f55843658e6f25d801",
             "shasum": ""
         },
         "require": {
             "php": ">=5.3.0"
         },
-        "time": "2018-11-20T15:27:04+00:00",
+        "time": "2019-11-01T11:05:21+00:00",
         "type": "library",
         "extra": {
             "branch-alias": {
-                "dev-master": "1.0.x-dev"
+                "dev-master": "1.1.x-dev"
             }
         },
         "installation-source": "dist",
@@ -2344,23 +2345,23 @@
     },
     {
         "name": "symfony/options-resolver",
-        "version": "v4.3.4",
-        "version_normalized": "4.3.4.0",
+        "version": "v4.3.6",
+        "version_normalized": "4.3.6.0",
         "source": {
             "type": "git",
             "url": "https://github.com/symfony/options-resolver.git",
-            "reference": "81c2e120522a42f623233968244baebd6b36cb6a"
+            "reference": "f46c7fc8e207bd8a2188f54f8738f232533765a4"
         },
         "dist": {
             "type": "zip",
-            "url": "https://api.github.com/repos/symfony/options-resolver/zipball/81c2e120522a42f623233968244baebd6b36cb6a",
-            "reference": "81c2e120522a42f623233968244baebd6b36cb6a",
+            "url": "https://api.github.com/repos/symfony/options-resolver/zipball/f46c7fc8e207bd8a2188f54f8738f232533765a4",
+            "reference": "f46c7fc8e207bd8a2188f54f8738f232533765a4",
             "shasum": ""
         },
         "require": {
             "php": "^7.1.3"
         },
-        "time": "2019-08-08T09:29:19+00:00",
+        "time": "2019-10-28T20:59:01+00:00",
         "type": "library",
         "extra": {
             "branch-alias": {
@@ -2460,23 +2461,23 @@
     },
     {
         "name": "symfony/process",
-        "version": "v4.3.4",
-        "version_normalized": "4.3.4.0",
+        "version": "v4.3.6",
+        "version_normalized": "4.3.6.0",
         "source": {
             "type": "git",
             "url": "https://github.com/symfony/process.git",
-            "reference": "e89969c00d762349f078db1128506f7f3dcc0d4a"
+            "reference": "3b2e0cb029afbb0395034509291f21191d1a4db0"
         },
         "dist": {
             "type": "zip",
-            "url": "https://api.github.com/repos/symfony/process/zipball/e89969c00d762349f078db1128506f7f3dcc0d4a",
-            "reference": "e89969c00d762349f078db1128506f7f3dcc0d4a",
+            "url": "https://api.github.com/repos/symfony/process/zipball/3b2e0cb029afbb0395034509291f21191d1a4db0",
+            "reference": "3b2e0cb029afbb0395034509291f21191d1a4db0",
             "shasum": ""
         },
         "require": {
             "php": "^7.1.3"
         },
-        "time": "2019-08-26T08:26:39+00:00",
+        "time": "2019-10-28T17:07:32+00:00",
         "type": "library",
         "extra": {
             "branch-alias": {
diff --git a/vendor/ezyang/htmlpurifier/NEWS b/vendor/ezyang/htmlpurifier/NEWS
index de2f2782e..352835012 100644
--- a/vendor/ezyang/htmlpurifier/NEWS
+++ b/vendor/ezyang/htmlpurifier/NEWS
@@ -9,6 +9,12 @@ NEWS ( CHANGELOG and HISTORY )                                     HTMLPurifier
     . Internal change
 ==========================
 
+4.12.0, released 2019-10-27
+! PHP 7.4 is supported, thank you Witold Wasiczko, Mateuz Turcza and
+  Edi Modrić
+- PHPDocs for HTMLModule::addElement() and Bool attr are fixed (thanks
+  Mateusz)
+
 4.11.0, released 2019-07-14
 # SafeScripting now matches case-sensitively against its whitelist (previously it was
   case-insensitive.)  Thanks Dimitri Gritsajuk <gritsajuk.dimitri@gmail.com>
diff --git a/vendor/ezyang/htmlpurifier/VERSION b/vendor/ezyang/htmlpurifier/VERSION
index 91f3b4384..bcd250ed0 100644
--- a/vendor/ezyang/htmlpurifier/VERSION
+++ b/vendor/ezyang/htmlpurifier/VERSION
@@ -1 +1 @@
-4.11.0
\ No newline at end of file
+4.12.0
\ No newline at end of file
diff --git a/vendor/ezyang/htmlpurifier/WHATSNEW b/vendor/ezyang/htmlpurifier/WHATSNEW
index d34a27f54..aec9b37c1 100644
--- a/vendor/ezyang/htmlpurifier/WHATSNEW
+++ b/vendor/ezyang/htmlpurifier/WHATSNEW
@@ -1,7 +1,2 @@
-HTML Purifier 4.11.x is a maintenance release, collecting a year
-and a half of accumulated bug fixes.  Most notable fixes are
-compatibility with PHP 7.3, and case-sensitive matching for
-the SafeScripting whitelist.  There are a number small feature
-enhancements, including an expanded supported color list,
-initial and inherit support for {min-,max-,}{width,height}
-and multidimensional array support for purifyArray.
+HTML Purifier 4.12.x is a maintenance release which makes
+compatibility fixes for PHP 7.4.
diff --git a/vendor/ezyang/htmlpurifier/library/HTMLPurifier.includes.php b/vendor/ezyang/htmlpurifier/library/HTMLPurifier.includes.php
index c88c55989..3158b2b86 100644
--- a/vendor/ezyang/htmlpurifier/library/HTMLPurifier.includes.php
+++ b/vendor/ezyang/htmlpurifier/library/HTMLPurifier.includes.php
@@ -7,7 +7,7 @@
  * primary concern and you are using an opcode cache. PLEASE DO NOT EDIT THIS
  * FILE, changes will be overwritten the next time the script is run.
  *
- * @version 4.11.0
+ * @version 4.12.0
  *
  * @warning
  *      You must *not* include any other HTML Purifier files before this file,
diff --git a/vendor/ezyang/htmlpurifier/library/HTMLPurifier.php b/vendor/ezyang/htmlpurifier/library/HTMLPurifier.php
index 0bd2a3ba6..58bbddb02 100644
--- a/vendor/ezyang/htmlpurifier/library/HTMLPurifier.php
+++ b/vendor/ezyang/htmlpurifier/library/HTMLPurifier.php
@@ -19,7 +19,7 @@
  */
 
 /*
-    HTML Purifier 4.11.0 - Standards Compliant HTML Filtering
+    HTML Purifier 4.12.0 - Standards Compliant HTML Filtering
     Copyright (C) 2006-2008 Edward Z. Yang
 
     This library is free software; you can redistribute it and/or
@@ -58,12 +58,12 @@ class HTMLPurifier
      * Version of HTML Purifier.
      * @type string
      */
-    public $version = '4.11.0';
+    public $version = '4.12.0';
 
     /**
      * Constant with version of HTML Purifier.
      */
-    const VERSION = '4.11.0';
+    const VERSION = '4.12.0';
 
     /**
      * Global configuration object.
diff --git a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrDef/HTML/Bool.php b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrDef/HTML/Bool.php
index dea15d2cd..be3bbc8dc 100644
--- a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrDef/HTML/Bool.php
+++ b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrDef/HTML/Bool.php
@@ -7,7 +7,7 @@ class HTMLPurifier_AttrDef_HTML_Bool extends HTMLPurifier_AttrDef
 {
 
     /**
-     * @type bool
+     * @type string
      */
     protected $name;
 
@@ -17,7 +17,7 @@ class HTMLPurifier_AttrDef_HTML_Bool extends HTMLPurifier_AttrDef
     public $minimized = true;
 
     /**
-     * @param bool $name
+     * @param bool|string $name
      */
     public function __construct($name = false)
     {
diff --git a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/ChildDef/Custom.php b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/ChildDef/Custom.php
index 128132e96..f515888a1 100644
--- a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/ChildDef/Custom.php
+++ b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/ChildDef/Custom.php
@@ -45,7 +45,7 @@ class HTMLPurifier_ChildDef_Custom extends HTMLPurifier_ChildDef
     protected function _compileRegex()
     {
         $raw = str_replace(' ', '', $this->dtd_regex);
-        if ($raw{0} != '(') {
+        if ($raw[0] != '(') {
             $raw = "($raw)";
         }
         $el = '[#a-zA-Z0-9_.-]+';
diff --git a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/Config.php b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/Config.php
index 21e8cd768..f569d40c9 100644
--- a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/Config.php
+++ b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/Config.php
@@ -21,7 +21,7 @@ class HTMLPurifier_Config
      * HTML Purifier's version
      * @type string
      */
-    public $version = '4.11.0';
+    public $version = '4.12.0';
 
     /**
      * Whether or not to automatically finalize
diff --git a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/Encoder.php b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/Encoder.php
index b94f17542..40a24266a 100644
--- a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/Encoder.php
+++ b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/Encoder.php
@@ -159,7 +159,7 @@ class HTMLPurifier_Encoder
 
         $len = strlen($str);
         for ($i = 0; $i < $len; $i++) {
-            $in = ord($str{$i});
+            $in = ord($str[$i]);
             $char .= $str[$i]; // append byte to char
             if (0 == $mState) {
                 // When mState is zero we expect either a US-ASCII character
diff --git a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/HTMLModule.php b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/HTMLModule.php
index bb3a9230b..6d898f80c 100644
--- a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/HTMLModule.php
+++ b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/HTMLModule.php
@@ -132,9 +132,9 @@ class HTMLPurifier_HTMLModule
      * @param string $element Name of element to add
      * @param string|bool $type What content set should element be registered to?
      *              Set as false to skip this step.
-     * @param string $contents Allowed children in form of:
+     * @param string|HTMLPurifier_ChildDef $contents Allowed children in form of:
      *              "$content_model_type: $content_model"
-     * @param array $attr_includes What attribute collections to register to
+     * @param array|string $attr_includes What attribute collections to register to
      *              element?
      * @param array $attr What unique attributes does the element define?
      * @see HTMLPurifier_ElementDef:: for in-depth descriptions of these parameters.
diff --git a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/Lexer/DOMLex.php b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/Lexer/DOMLex.php
index b573426de..ca5f25b84 100644
--- a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/Lexer/DOMLex.php
+++ b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/Lexer/DOMLex.php
@@ -74,7 +74,12 @@ class HTMLPurifier_Lexer_DOMLex extends HTMLPurifier_Lexer
         }
 
         set_error_handler(array($this, 'muteErrorHandler'));
-        $doc->loadHTML($html, $options);
+        // loadHTML() fails on PHP 5.3 when second parameter is given
+        if ($options) {
+            $doc->loadHTML($html, $options);
+        } else {
+            $doc->loadHTML($html);
+        }
         restore_error_handler();
 
         $body = $doc->getElementsByTagName('html')->item(0)-> // <html>
diff --git a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/TagTransform/Font.php b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/TagTransform/Font.php
index 7853d90bc..768c9b153 100644
--- a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/TagTransform/Font.php
+++ b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/TagTransform/Font.php
@@ -75,7 +75,7 @@ class HTMLPurifier_TagTransform_Font extends HTMLPurifier_TagTransform
         if (isset($attr['size'])) {
             // normalize large numbers
             if ($attr['size'] !== '') {
-                if ($attr['size']{0} == '+' || $attr['size']{0} == '-') {
+                if ($attr['size'][0] == '+' || $attr['size'][0] == '-') {
                     $size = (int)$attr['size'];
                     if ($size < -2) {
                         $attr['size'] = '-2';
diff --git a/vendor/guzzlehttp/guzzle/.php_cs b/vendor/guzzlehttp/guzzle/.php_cs
new file mode 100644
index 000000000..a8ace8aab
--- /dev/null
+++ b/vendor/guzzlehttp/guzzle/.php_cs
@@ -0,0 +1,21 @@
+<?php
+
+$config = PhpCsFixer\Config::create()
+    ->setRiskyAllowed(true)
+    ->setRules([
+        '@PSR2' => true,
+        'array_syntax' => ['syntax' => 'short'],
+        'declare_strict_types' => false,
+        'concat_space' => ['spacing'=>'one'],
+        // 'ordered_imports' => true,
+        // 'phpdoc_align' => ['align'=>'vertical'],
+        // 'native_function_invocation' => true,
+    ])
+    ->setFinder(
+        PhpCsFixer\Finder::create()
+            ->in(__DIR__.'/src')
+            ->name('*.php')
+    )
+;
+
+return $config;
diff --git a/vendor/guzzlehttp/guzzle/CHANGELOG.md b/vendor/guzzlehttp/guzzle/CHANGELOG.md
index 17badd756..65557498b 100644
--- a/vendor/guzzlehttp/guzzle/CHANGELOG.md
+++ b/vendor/guzzlehttp/guzzle/CHANGELOG.md
@@ -1,5 +1,22 @@
 # Change Log
 
+## 6.4.1 - 2019-10-23
+
+* No `guzzle.phar` was created in 6.4.0 due expired API token. This release will fix that 
+* Added `parent::__construct()` to `FileCookieJar` and `SessionCookieJar`
+
+## 6.4.0 - 2019-10-23
+
+* Improvement: Improved error messages when using curl < 7.21.2 [#2108](https://github.com/guzzle/guzzle/pull/2108)
+* Fix: Test if response is readable before returning a summary in `RequestException::getResponseBodySummary()` [#2081](https://github.com/guzzle/guzzle/pull/2081)
+* Fix: Add support for GUZZLE_CURL_SELECT_TIMEOUT environment variable [#2161](https://github.com/guzzle/guzzle/pull/2161)
+* Improvement: Added `GuzzleHttp\Exception\InvalidArgumentException` [#2163](https://github.com/guzzle/guzzle/pull/2163)
+* Improvement: Added `GuzzleHttp\_current_time()` to use `hrtime()` if that function exists. [#2242](https://github.com/guzzle/guzzle/pull/2242)
+* Improvement: Added curl's `appconnect_time` in `TransferStats` [#2284](https://github.com/guzzle/guzzle/pull/2284)
+* Improvement: Make GuzzleException extend Throwable wherever it's available [#2273](https://github.com/guzzle/guzzle/pull/2273)
+* Fix: Prevent concurrent writes to file when saving `CookieJar` [#2335](https://github.com/guzzle/guzzle/pull/2335)
+* Improvement: Update `MockHandler` so we can test transfer time [#2362](https://github.com/guzzle/guzzle/pull/2362)
+
 ## 6.3.3 - 2018-04-22
 
 * Fix: Default headers when decode_content is specified
diff --git a/vendor/guzzlehttp/guzzle/Dockerfile b/vendor/guzzlehttp/guzzle/Dockerfile
new file mode 100644
index 000000000..f6a095230
--- /dev/null
+++ b/vendor/guzzlehttp/guzzle/Dockerfile
@@ -0,0 +1,18 @@
+FROM composer:latest as setup
+
+RUN mkdir /guzzle
+
+WORKDIR /guzzle
+
+RUN set -xe \
+    && composer init --name=guzzlehttp/test --description="Simple project for testing Guzzle scripts" --author="Márk Sági-Kazár <mark.sagikazar@gmail.com>" --no-interaction \
+    && composer require guzzlehttp/guzzle
+
+
+FROM php:7.3
+
+RUN mkdir /guzzle
+
+WORKDIR /guzzle
+
+COPY --from=setup /guzzle /guzzle
diff --git a/vendor/guzzlehttp/guzzle/README.md b/vendor/guzzlehttp/guzzle/README.md
index bcd18b8e7..a5ef18aee 100644
--- a/vendor/guzzlehttp/guzzle/README.md
+++ b/vendor/guzzlehttp/guzzle/README.md
@@ -21,19 +21,18 @@ trivial to integrate with web services.
 
 ```php
 $client = new \GuzzleHttp\Client();
-$res = $client->request('GET', 'https://api.github.com/repos/guzzle/guzzle');
-echo $res->getStatusCode();
-// 200
-echo $res->getHeaderLine('content-type');
-// 'application/json; charset=utf8'
-echo $res->getBody();
-// '{"id": 1420053, "name": "guzzle", ...}'
+$response = $client->request('GET', 'https://api.github.com/repos/guzzle/guzzle');
 
-// Send an asynchronous request.
+echo $response->getStatusCode(); # 200
+echo $response->getHeaderLine('content-type'); # 'application/json; charset=utf8'
+echo $response->getBody(); # '{"id": 1420053, "name": "guzzle", ...}'
+
+# Send an asynchronous request.
 $request = new \GuzzleHttp\Psr7\Request('GET', 'http://httpbin.org');
 $promise = $client->sendAsync($request)->then(function ($response) {
     echo 'I completed! ' . $response->getBody();
 });
+
 $promise->wait();
 ```
 
@@ -57,7 +56,7 @@ curl -sS https://getcomposer.org/installer | php
 Next, run the Composer command to install the latest stable version of Guzzle:
 
 ```bash
-php composer.phar require guzzlehttp/guzzle
+composer require guzzlehttp/guzzle
 ```
 
 After installing, you need to require Composer's autoloader:
@@ -69,7 +68,7 @@ require 'vendor/autoload.php';
 You can then later update Guzzle using composer:
 
  ```bash
-composer.phar update
+composer update
  ```
 
 
@@ -86,6 +85,6 @@ composer.phar update
 [guzzle-4-repo]: https://github.com/guzzle/guzzle/tree/4.x
 [guzzle-5-repo]: https://github.com/guzzle/guzzle/tree/5.3
 [guzzle-6-repo]: https://github.com/guzzle/guzzle
-[guzzle-3-docs]: http://guzzle3.readthedocs.org/en/latest/
+[guzzle-3-docs]: http://guzzle3.readthedocs.org
 [guzzle-5-docs]: http://guzzle.readthedocs.org/en/5.3/
 [guzzle-6-docs]: http://guzzle.readthedocs.org/en/latest/
diff --git a/vendor/guzzlehttp/guzzle/composer.json b/vendor/guzzlehttp/guzzle/composer.json
index 1f328e308..c55325753 100644
--- a/vendor/guzzlehttp/guzzle/composer.json
+++ b/vendor/guzzlehttp/guzzle/composer.json
@@ -2,7 +2,15 @@
     "name": "guzzlehttp/guzzle",
     "type": "library",
     "description": "Guzzle is a PHP HTTP client library",
-    "keywords": ["framework", "http", "rest", "web service", "curl", "client", "HTTP client"],
+    "keywords": [
+        "framework",
+        "http",
+        "rest",
+        "web service",
+        "curl",
+        "client",
+        "HTTP client"
+    ],
     "homepage": "http://guzzlephp.org/",
     "license": "MIT",
     "authors": [
@@ -14,31 +22,37 @@
     ],
     "require": {
         "php": ">=5.5",
-        "guzzlehttp/psr7": "^1.4",
-        "guzzlehttp/promises": "^1.0"
+        "ext-json": "*",
+        "guzzlehttp/promises": "^1.0",
+        "guzzlehttp/psr7": "^1.6.1"
     },
     "require-dev": {
         "ext-curl": "*",
         "phpunit/phpunit": "^4.8.35 || ^5.7 || ^6.4 || ^7.0",
-        "psr/log": "^1.0"
-    },
-    "autoload": {
-        "files": ["src/functions_include.php"],
-        "psr-4": {
-            "GuzzleHttp\\": "src/"
-        }
-    },
-    "autoload-dev": {
-        "psr-4": {
-            "GuzzleHttp\\Tests\\": "tests/"
-        }
+        "psr/log": "^1.1"
     },
     "suggest": {
         "psr/log": "Required for using the Log middleware"
     },
+    "config": {
+        "sort-packages": true
+    },
     "extra": {
         "branch-alias": {
             "dev-master": "6.3-dev"
         }
+    },
+    "autoload": {
+        "psr-4": {
+            "GuzzleHttp\\": "src/"
+        },
+        "files": [
+            "src/functions_include.php"
+        ]
+    },
+    "autoload-dev": {
+        "psr-4": {
+            "GuzzleHttp\\Tests\\": "tests/"
+        }
     }
 }
diff --git a/vendor/guzzlehttp/guzzle/phpstan.neon.dist b/vendor/guzzlehttp/guzzle/phpstan.neon.dist
new file mode 100644
index 000000000..4ef4192d3
--- /dev/null
+++ b/vendor/guzzlehttp/guzzle/phpstan.neon.dist
@@ -0,0 +1,9 @@
+parameters:
+    level: 1
+    paths:
+      - src
+
+    ignoreErrors:
+        -
+            message: '#Function uri_template not found#'
+            path: %currentWorkingDirectory%/src/functions.php
diff --git a/vendor/guzzlehttp/guzzle/src/Client.php b/vendor/guzzlehttp/guzzle/src/Client.php
index 80417918d..0f43c71f0 100644
--- a/vendor/guzzlehttp/guzzle/src/Client.php
+++ b/vendor/guzzlehttp/guzzle/src/Client.php
@@ -210,7 +210,7 @@ class Client implements ClientInterface
      *
      * @return array
      */
-    private function prepareDefaults($options)
+    private function prepareDefaults(array $options)
     {
         $defaults = $this->config;
 
diff --git a/vendor/guzzlehttp/guzzle/src/ClientInterface.php b/vendor/guzzlehttp/guzzle/src/ClientInterface.php
index 2dbcffa49..5b3708514 100644
--- a/vendor/guzzlehttp/guzzle/src/ClientInterface.php
+++ b/vendor/guzzlehttp/guzzle/src/ClientInterface.php
@@ -12,7 +12,7 @@ use Psr\Http\Message\UriInterface;
  */
 interface ClientInterface
 {
-    const VERSION = '6.3.3';
+    const VERSION = '6.4.1';
 
     /**
      * Send an HTTP request.
diff --git a/vendor/guzzlehttp/guzzle/src/Cookie/CookieJar.php b/vendor/guzzlehttp/guzzle/src/Cookie/CookieJar.php
index 78f2b79fe..286264261 100644
--- a/vendor/guzzlehttp/guzzle/src/Cookie/CookieJar.php
+++ b/vendor/guzzlehttp/guzzle/src/Cookie/CookieJar.php
@@ -120,7 +120,7 @@ class CookieJar implements CookieJarInterface
         } elseif (!$path) {
             $this->cookies = array_filter(
                 $this->cookies,
-                function (SetCookie $cookie) use ($path, $domain) {
+                function (SetCookie $cookie) use ($domain) {
                     return !$cookie->matchesDomain($domain);
                 }
             );
diff --git a/vendor/guzzlehttp/guzzle/src/Cookie/FileCookieJar.php b/vendor/guzzlehttp/guzzle/src/Cookie/FileCookieJar.php
index 9887c1d54..3fb8600ef 100644
--- a/vendor/guzzlehttp/guzzle/src/Cookie/FileCookieJar.php
+++ b/vendor/guzzlehttp/guzzle/src/Cookie/FileCookieJar.php
@@ -23,6 +23,7 @@ class FileCookieJar extends CookieJar
      */
     public function __construct($cookieFile, $storeSessionCookies = false)
     {
+        parent::__construct();
         $this->filename = $cookieFile;
         $this->storeSessionCookies = $storeSessionCookies;
 
@@ -56,7 +57,7 @@ class FileCookieJar extends CookieJar
         }
 
         $jsonStr = \GuzzleHttp\json_encode($json);
-        if (false === file_put_contents($filename, $jsonStr)) {
+        if (false === file_put_contents($filename, $jsonStr, LOCK_EX)) {
             throw new \RuntimeException("Unable to save file {$filename}");
         }
     }
diff --git a/vendor/guzzlehttp/guzzle/src/Cookie/SessionCookieJar.php b/vendor/guzzlehttp/guzzle/src/Cookie/SessionCookieJar.php
index 4497bcf03..0224a2447 100644
--- a/vendor/guzzlehttp/guzzle/src/Cookie/SessionCookieJar.php
+++ b/vendor/guzzlehttp/guzzle/src/Cookie/SessionCookieJar.php
@@ -22,6 +22,7 @@ class SessionCookieJar extends CookieJar
      */
     public function __construct($sessionKey, $storeSessionCookies = false)
     {
+        parent::__construct();
         $this->sessionKey = $sessionKey;
         $this->storeSessionCookies = $storeSessionCookies;
         $this->load();
diff --git a/vendor/guzzlehttp/guzzle/src/Cookie/SetCookie.php b/vendor/guzzlehttp/guzzle/src/Cookie/SetCookie.php
index f6993943e..3d776a70b 100644
--- a/vendor/guzzlehttp/guzzle/src/Cookie/SetCookie.php
+++ b/vendor/guzzlehttp/guzzle/src/Cookie/SetCookie.php
@@ -227,7 +227,7 @@ class SetCookie
     /**
      * Get whether or not this is a secure cookie
      *
-     * @return null|bool
+     * @return bool|null
      */
     public function getSecure()
     {
@@ -247,7 +247,7 @@ class SetCookie
     /**
      * Get whether or not this is a session cookie
      *
-     * @return null|bool
+     * @return bool|null
      */
     public function getDiscard()
     {
diff --git a/vendor/guzzlehttp/guzzle/src/Exception/ClientException.php b/vendor/guzzlehttp/guzzle/src/Exception/ClientException.php
index f95c09f2b..4cfd393cc 100644
--- a/vendor/guzzlehttp/guzzle/src/Exception/ClientException.php
+++ b/vendor/guzzlehttp/guzzle/src/Exception/ClientException.php
@@ -4,4 +4,6 @@ namespace GuzzleHttp\Exception;
 /**
  * Exception when a client error is encountered (4xx codes)
  */
-class ClientException extends BadResponseException {}
+class ClientException extends BadResponseException
+{
+}
diff --git a/vendor/guzzlehttp/guzzle/src/Exception/GuzzleException.php b/vendor/guzzlehttp/guzzle/src/Exception/GuzzleException.php
index 510778f6e..27b2722b0 100644
--- a/vendor/guzzlehttp/guzzle/src/Exception/GuzzleException.php
+++ b/vendor/guzzlehttp/guzzle/src/Exception/GuzzleException.php
@@ -1,13 +1,23 @@
 <?php
 namespace GuzzleHttp\Exception;
 
-/**
- * @method string getMessage()
- * @method \Throwable|null getPrevious()
- * @method mixed getCode()
- * @method string getFile()
- * @method int getLine()
- * @method array getTrace()
- * @method string getTraceAsString()
- */
-interface GuzzleException {}
+use Throwable;
+
+if (interface_exists(Throwable::class)) {
+    interface GuzzleException extends Throwable
+    {
+    }
+} else {
+    /**
+     * @method string getMessage()
+     * @method \Throwable|null getPrevious()
+     * @method mixed getCode()
+     * @method string getFile()
+     * @method int getLine()
+     * @method array getTrace()
+     * @method string getTraceAsString()
+     */
+    interface GuzzleException
+    {
+    }
+}
diff --git a/vendor/guzzlehttp/guzzle/src/Exception/InvalidArgumentException.php b/vendor/guzzlehttp/guzzle/src/Exception/InvalidArgumentException.php
new file mode 100644
index 000000000..bfd20e232
--- /dev/null
+++ b/vendor/guzzlehttp/guzzle/src/Exception/InvalidArgumentException.php
@@ -0,0 +1,7 @@
+<?php
+
+namespace GuzzleHttp\Exception;
+
+final class InvalidArgumentException extends \InvalidArgumentException implements GuzzleException
+{
+}
diff --git a/vendor/guzzlehttp/guzzle/src/Exception/RequestException.php b/vendor/guzzlehttp/guzzle/src/Exception/RequestException.php
index 39de327e7..f38ca8646 100644
--- a/vendor/guzzlehttp/guzzle/src/Exception/RequestException.php
+++ b/vendor/guzzlehttp/guzzle/src/Exception/RequestException.php
@@ -126,7 +126,7 @@ class RequestException extends TransferException
     {
         $body = $response->getBody();
 
-        if (!$body->isSeekable()) {
+        if (!$body->isSeekable() || !$body->isReadable()) {
             return null;
         }
 
diff --git a/vendor/guzzlehttp/guzzle/src/Exception/ServerException.php b/vendor/guzzlehttp/guzzle/src/Exception/ServerException.php
index 7cdd34086..127094c14 100644
--- a/vendor/guzzlehttp/guzzle/src/Exception/ServerException.php
+++ b/vendor/guzzlehttp/guzzle/src/Exception/ServerException.php
@@ -4,4 +4,6 @@ namespace GuzzleHttp\Exception;
 /**
  * Exception when a server error is encountered (5xx codes)
  */
-class ServerException extends BadResponseException {}
+class ServerException extends BadResponseException
+{
+}
diff --git a/vendor/guzzlehttp/guzzle/src/Exception/TooManyRedirectsException.php b/vendor/guzzlehttp/guzzle/src/Exception/TooManyRedirectsException.php
index b60a9678d..fff05251d 100644
--- a/vendor/guzzlehttp/guzzle/src/Exception/TooManyRedirectsException.php
+++ b/vendor/guzzlehttp/guzzle/src/Exception/TooManyRedirectsException.php
@@ -1,4 +1,6 @@
 <?php
 namespace GuzzleHttp\Exception;
 
-class TooManyRedirectsException extends RequestException {}
+class TooManyRedirectsException extends RequestException
+{
+}
diff --git a/vendor/guzzlehttp/guzzle/src/Exception/TransferException.php b/vendor/guzzlehttp/guzzle/src/Exception/TransferException.php
index b92071ca2..7c11db3ab 100644
--- a/vendor/guzzlehttp/guzzle/src/Exception/TransferException.php
+++ b/vendor/guzzlehttp/guzzle/src/Exception/TransferException.php
@@ -1,4 +1,6 @@
 <?php
 namespace GuzzleHttp\Exception;
 
-class TransferException extends \RuntimeException implements GuzzleException {}
+class TransferException extends \RuntimeException implements GuzzleException
+{
+}
diff --git a/vendor/guzzlehttp/guzzle/src/Handler/CurlFactory.php b/vendor/guzzlehttp/guzzle/src/Handler/CurlFactory.php
index e09237143..e349bb4c4 100644
--- a/vendor/guzzlehttp/guzzle/src/Handler/CurlFactory.php
+++ b/vendor/guzzlehttp/guzzle/src/Handler/CurlFactory.php
@@ -14,6 +14,9 @@ use Psr\Http\Message\RequestInterface;
  */
 class CurlFactory implements CurlFactoryInterface
 {
+    const CURL_VERSION_STR = 'curl_version';
+    const LOW_CURL_VERSION_NUMBER = '7.21.2';
+
     /** @var array */
     private $handles = [];
 
@@ -117,6 +120,7 @@ class CurlFactory implements CurlFactoryInterface
     private static function invokeStats(EasyHandle $easy)
     {
         $curlStats = curl_getinfo($easy->handle);
+        $curlStats['appconnect_time'] = curl_getinfo($easy->handle, CURLINFO_APPCONNECT_TIME);
         $stats = new TransferStats(
             $easy->request,
             $easy->response,
@@ -136,7 +140,9 @@ class CurlFactory implements CurlFactoryInterface
         $ctx = [
             'errno' => $easy->errno,
             'error' => curl_error($easy->handle),
+            'appconnect_time' => curl_getinfo($easy->handle, CURLINFO_APPCONNECT_TIME),
         ] + curl_getinfo($easy->handle);
+        $ctx[self::CURL_VERSION_STR] = curl_version()['version'];
         $factory->release($easy);
 
         // Retry when nothing is present or when curl failed to rewind.
@@ -172,13 +178,22 @@ class CurlFactory implements CurlFactoryInterface
                 )
             );
         }
-
-        $message = sprintf(
-            'cURL error %s: %s (%s)',
-            $ctx['errno'],
-            $ctx['error'],
-            'see http://curl.haxx.se/libcurl/c/libcurl-errors.html'
-        );
+        if (version_compare($ctx[self::CURL_VERSION_STR], self::LOW_CURL_VERSION_NUMBER)) {
+            $message = sprintf(
+                'cURL error %s: %s (%s)',
+                $ctx['errno'],
+                $ctx['error'],
+                'see https://curl.haxx.se/libcurl/c/libcurl-errors.html'
+            );
+        } else {
+            $message = sprintf(
+                'cURL error %s: %s (%s) for %s',
+                $ctx['errno'],
+                $ctx['error'],
+                'see https://curl.haxx.se/libcurl/c/libcurl-errors.html',
+                $easy->request->getUri()
+            );
+        }
 
         // Create a connection exception if it was a specific error code.
         $error = isset($connectionErrors[$easy->errno])
diff --git a/vendor/guzzlehttp/guzzle/src/Handler/CurlMultiHandler.php b/vendor/guzzlehttp/guzzle/src/Handler/CurlMultiHandler.php
index 2754d8e43..d8297623c 100644
--- a/vendor/guzzlehttp/guzzle/src/Handler/CurlMultiHandler.php
+++ b/vendor/guzzlehttp/guzzle/src/Handler/CurlMultiHandler.php
@@ -37,8 +37,14 @@ class CurlMultiHandler
     {
         $this->factory = isset($options['handle_factory'])
             ? $options['handle_factory'] : new CurlFactory(50);
-        $this->selectTimeout = isset($options['select_timeout'])
-            ? $options['select_timeout'] : 1;
+
+        if (isset($options['select_timeout'])) {
+            $this->selectTimeout = $options['select_timeout'];
+        } elseif ($selectTimeout = getenv('GUZZLE_CURL_SELECT_TIMEOUT')) {
+            $this->selectTimeout = $selectTimeout;
+        } else {
+            $this->selectTimeout = 1;
+        }
     }
 
     public function __get($name)
@@ -82,7 +88,7 @@ class CurlMultiHandler
     {
         // Add any delayed handles if needed.
         if ($this->delays) {
-            $currentTime = microtime(true);
+            $currentTime = \GuzzleHttp\_current_time();
             foreach ($this->delays as $id => $delay) {
                 if ($currentTime >= $delay) {
                     unset($this->delays[$id]);
@@ -134,7 +140,7 @@ class CurlMultiHandler
         if (empty($easy->options['delay'])) {
             curl_multi_add_handle($this->_mh, $easy->handle);
         } else {
-            $this->delays[$id] = microtime(true) + ($easy->options['delay'] / 1000);
+            $this->delays[$id] = \GuzzleHttp\_current_time() + ($easy->options['delay'] / 1000);
         }
     }
 
@@ -186,7 +192,7 @@ class CurlMultiHandler
 
     private function timeToNext()
     {
-        $currentTime = microtime(true);
+        $currentTime = \GuzzleHttp\_current_time();
         $nextTime = PHP_INT_MAX;
         foreach ($this->delays as $time) {
             if ($time < $nextTime) {
diff --git a/vendor/guzzlehttp/guzzle/src/Handler/MockHandler.php b/vendor/guzzlehttp/guzzle/src/Handler/MockHandler.php
index d892061c7..d5c449c1d 100644
--- a/vendor/guzzlehttp/guzzle/src/Handler/MockHandler.php
+++ b/vendor/guzzlehttp/guzzle/src/Handler/MockHandler.php
@@ -182,7 +182,8 @@ class MockHandler implements \Countable
         $reason = null
     ) {
         if (isset($options['on_stats'])) {
-            $stats = new TransferStats($request, $response, 0, $reason);
+            $transferTime = isset($options['transfer_time']) ? $options['transfer_time'] : 0;
+            $stats = new TransferStats($request, $response, $transferTime, $reason);
             call_user_func($options['on_stats'], $stats);
         }
     }
diff --git a/vendor/guzzlehttp/guzzle/src/Handler/StreamHandler.php b/vendor/guzzlehttp/guzzle/src/Handler/StreamHandler.php
index b686545ea..0dedd7da4 100644
--- a/vendor/guzzlehttp/guzzle/src/Handler/StreamHandler.php
+++ b/vendor/guzzlehttp/guzzle/src/Handler/StreamHandler.php
@@ -33,7 +33,7 @@ class StreamHandler
             usleep($options['delay'] * 1000);
         }
 
-        $startTime = isset($options['on_stats']) ? microtime(true) : null;
+        $startTime = isset($options['on_stats']) ? \GuzzleHttp\_current_time() : null;
 
         try {
             // Does not support the expect header.
@@ -42,7 +42,7 @@ class StreamHandler
             // Append a content-length header if body size is zero to match
             // cURL's behavior.
             if (0 === $request->getBody()->getSize()) {
-                $request = $request->withHeader('Content-Length', 0);
+                $request = $request->withHeader('Content-Length', '0');
             }
 
             return $this->createResponse(
@@ -82,7 +82,7 @@ class StreamHandler
             $stats = new TransferStats(
                 $request,
                 $response,
-                microtime(true) - $startTime,
+                \GuzzleHttp\_current_time() - $startTime,
                 $error,
                 []
             );
@@ -343,13 +343,25 @@ class StreamHandler
             if ('v4' === $options['force_ip_resolve']) {
                 $records = dns_get_record($uri->getHost(), DNS_A);
                 if (!isset($records[0]['ip'])) {
-                    throw new ConnectException(sprintf("Could not resolve IPv4 address for host '%s'", $uri->getHost()), $request);
+                    throw new ConnectException(
+                        sprintf(
+                            "Could not resolve IPv4 address for host '%s'",
+                            $uri->getHost()
+                        ),
+                        $request
+                    );
                 }
                 $uri = $uri->withHost($records[0]['ip']);
             } elseif ('v6' === $options['force_ip_resolve']) {
                 $records = dns_get_record($uri->getHost(), DNS_AAAA);
                 if (!isset($records[0]['ipv6'])) {
-                    throw new ConnectException(sprintf("Could not resolve IPv6 address for host '%s'", $uri->getHost()), $request);
+                    throw new ConnectException(
+                        sprintf(
+                            "Could not resolve IPv6 address for host '%s'",
+                            $uri->getHost()
+                        ),
+                        $request
+                    );
                 }
                 $uri = $uri->withHost('[' . $records[0]['ipv6'] . ']');
             }
diff --git a/vendor/guzzlehttp/guzzle/src/HandlerStack.php b/vendor/guzzlehttp/guzzle/src/HandlerStack.php
index 24c46fd9f..f0016861e 100644
--- a/vendor/guzzlehttp/guzzle/src/HandlerStack.php
+++ b/vendor/guzzlehttp/guzzle/src/HandlerStack.php
@@ -206,7 +206,7 @@ class HandlerStack
     }
 
     /**
-     * @param $name
+     * @param string $name
      * @return int
      */
     private function findByName($name)
@@ -223,10 +223,10 @@ class HandlerStack
     /**
      * Splices a function into the middleware list at a specific position.
      *
-     * @param          $findName
-     * @param          $withName
+     * @param string   $findName
+     * @param string   $withName
      * @param callable $middleware
-     * @param          $before
+     * @param bool     $before
      */
     private function splice($findName, $withName, callable $middleware, $before)
     {
diff --git a/vendor/guzzlehttp/guzzle/src/Middleware.php b/vendor/guzzlehttp/guzzle/src/Middleware.php
index d4ad75c94..bffc1974b 100644
--- a/vendor/guzzlehttp/guzzle/src/Middleware.php
+++ b/vendor/guzzlehttp/guzzle/src/Middleware.php
@@ -7,7 +7,6 @@ use GuzzleHttp\Promise\RejectedPromise;
 use GuzzleHttp\Psr7;
 use Psr\Http\Message\ResponseInterface;
 use Psr\Log\LoggerInterface;
-use Psr\Log\LogLevel;
 
 /**
  * Functions used to create and wrap handlers with handler middleware.
@@ -39,7 +38,7 @@ final class Middleware
                             $cookieJar->extractCookies($request, $response);
                             return $response;
                         }
-                );
+                    );
             };
         };
     }
@@ -58,7 +57,7 @@ final class Middleware
                     return $handler($request, $options);
                 }
                 return $handler($request, $options)->then(
-                    function (ResponseInterface $response) use ($request, $handler) {
+                    function (ResponseInterface $response) use ($request) {
                         $code = $response->getStatusCode();
                         if ($code < 400) {
                             return $response;
@@ -183,7 +182,7 @@ final class Middleware
      *
      * @return callable Returns a function that accepts the next handler.
      */
-    public static function log(LoggerInterface $logger, MessageFormatter $formatter, $logLevel = LogLevel::INFO)
+    public static function log(LoggerInterface $logger, MessageFormatter $formatter, $logLevel = 'info' /* \Psr\Log\LogLevel::INFO */)
     {
         return function (callable $handler) use ($logger, $formatter, $logLevel) {
             return function ($request, array $options) use ($handler, $logger, $formatter, $logLevel) {
diff --git a/vendor/guzzlehttp/guzzle/src/Pool.php b/vendor/guzzlehttp/guzzle/src/Pool.php
index 8f1be33cd..05c854aeb 100644
--- a/vendor/guzzlehttp/guzzle/src/Pool.php
+++ b/vendor/guzzlehttp/guzzle/src/Pool.php
@@ -6,7 +6,7 @@ use Psr\Http\Message\RequestInterface;
 use GuzzleHttp\Promise\EachPromise;
 
 /**
- * Sends and iterator of requests concurrently using a capped pool size.
+ * Sends an iterator of requests concurrently using a capped pool size.
  *
  * The pool will read from an iterator until it is cancelled or until the
  * iterator is consumed. When a request is yielded, the request is sent after
diff --git a/vendor/guzzlehttp/guzzle/src/RedirectMiddleware.php b/vendor/guzzlehttp/guzzle/src/RedirectMiddleware.php
index 131b77179..bff4e4e8a 100644
--- a/vendor/guzzlehttp/guzzle/src/RedirectMiddleware.php
+++ b/vendor/guzzlehttp/guzzle/src/RedirectMiddleware.php
@@ -186,7 +186,7 @@ class RedirectMiddleware
         if ($options['allow_redirects']['referer']
             && $modify['uri']->getScheme() === $request->getUri()->getScheme()
         ) {
-            $uri = $request->getUri()->withUserInfo('', '');
+            $uri = $request->getUri()->withUserInfo('');
             $modify['set_headers']['Referer'] = (string) $uri;
         } else {
             $modify['remove_headers'][] = 'Referer';
diff --git a/vendor/guzzlehttp/guzzle/src/RequestOptions.php b/vendor/guzzlehttp/guzzle/src/RequestOptions.php
index c6aacfb15..5c0fd19d3 100644
--- a/vendor/guzzlehttp/guzzle/src/RequestOptions.php
+++ b/vendor/guzzlehttp/guzzle/src/RequestOptions.php
@@ -22,7 +22,7 @@ final class RequestOptions
      * - strict: (bool, default=false) Set to true to use strict redirects
      *   meaning redirect POST requests with POST requests vs. doing what most
      *   browsers do which is redirect POST requests with GET requests
-     * - referer: (bool, default=true) Set to false to disable the Referer
+     * - referer: (bool, default=false) Set to true to enable the Referer
      *   header.
      * - protocols: (array, default=['http', 'https']) Allowed redirect
      *   protocols.
diff --git a/vendor/guzzlehttp/guzzle/src/RetryMiddleware.php b/vendor/guzzlehttp/guzzle/src/RetryMiddleware.php
index f27090fd1..7d40ecaf8 100644
--- a/vendor/guzzlehttp/guzzle/src/RetryMiddleware.php
+++ b/vendor/guzzlehttp/guzzle/src/RetryMiddleware.php
@@ -19,6 +19,9 @@ class RetryMiddleware
     /** @var callable */
     private $decider;
 
+    /** @var callable */
+    private $delay;
+
     /**
      * @param callable $decider     Function that accepts the number of retries,
      *                              a request, [response], and [exception] and
@@ -42,7 +45,7 @@ class RetryMiddleware
     /**
      * Default exponential backoff delay function.
      *
-     * @param $retries
+     * @param int $retries
      *
      * @return int
      */
diff --git a/vendor/guzzlehttp/guzzle/src/TransferStats.php b/vendor/guzzlehttp/guzzle/src/TransferStats.php
index 15f717e1e..23a22a336 100644
--- a/vendor/guzzlehttp/guzzle/src/TransferStats.php
+++ b/vendor/guzzlehttp/guzzle/src/TransferStats.php
@@ -20,7 +20,7 @@ final class TransferStats
     /**
      * @param RequestInterface  $request          Request that was sent.
      * @param ResponseInterface $response         Response received (if any)
-     * @param null              $transferTime     Total handler transfer time.
+     * @param float|null        $transferTime     Total handler transfer time.
      * @param mixed             $handlerErrorData Handler error data.
      * @param array             $handlerStats     Handler specific stats.
      */
diff --git a/vendor/guzzlehttp/guzzle/src/functions.php b/vendor/guzzlehttp/guzzle/src/functions.php
index a3ac450db..51d736d88 100644
--- a/vendor/guzzlehttp/guzzle/src/functions.php
+++ b/vendor/guzzlehttp/guzzle/src/functions.php
@@ -196,7 +196,8 @@ function default_ca_bundle()
         }
     }
 
-    throw new \RuntimeException(<<< EOT
+    throw new \RuntimeException(
+        <<< EOT
 No system CA bundle could be found in any of the the common system locations.
 PHP versions earlier than 5.6 are not properly configured to use the system's
 CA bundle by default. In order to verify peer certificates, you will need to
@@ -294,14 +295,14 @@ function is_host_in_noproxy($host, array $noProxyArray)
  * @param int    $options Bitmask of JSON decode options.
  *
  * @return mixed
- * @throws \InvalidArgumentException if the JSON cannot be decoded.
+ * @throws Exception\InvalidArgumentException if the JSON cannot be decoded.
  * @link http://www.php.net/manual/en/function.json-decode.php
  */
 function json_decode($json, $assoc = false, $depth = 512, $options = 0)
 {
     $data = \json_decode($json, $assoc, $depth, $options);
     if (JSON_ERROR_NONE !== json_last_error()) {
-        throw new \InvalidArgumentException(
+        throw new Exception\InvalidArgumentException(
             'json_decode error: ' . json_last_error_msg()
         );
     }
@@ -317,17 +318,29 @@ function json_decode($json, $assoc = false, $depth = 512, $options = 0)
  * @param int    $depth   Set the maximum depth. Must be greater than zero.
  *
  * @return string
- * @throws \InvalidArgumentException if the JSON cannot be encoded.
+ * @throws Exception\InvalidArgumentException if the JSON cannot be encoded.
  * @link http://www.php.net/manual/en/function.json-encode.php
  */
 function json_encode($value, $options = 0, $depth = 512)
 {
     $json = \json_encode($value, $options, $depth);
     if (JSON_ERROR_NONE !== json_last_error()) {
-        throw new \InvalidArgumentException(
+        throw new Exception\InvalidArgumentException(
             'json_encode error: ' . json_last_error_msg()
         );
     }
 
     return $json;
 }
+
+/**
+ * Wrapper for the hrtime() or microtime() functions
+ * (depending on the PHP version, one of the two is used)
+ *
+ * @return float|mixed UNIX timestamp
+ * @internal
+ */
+function _current_time()
+{
+    return function_exists('hrtime') ? hrtime(true) / 1e9 : microtime(true);
+}
diff --git a/vendor/league/flysystem/.php_cs.dist b/vendor/league/flysystem/.php_cs.dist
deleted file mode 100644
index dda6e1961..000000000
--- a/vendor/league/flysystem/.php_cs.dist
+++ /dev/null
@@ -1,32 +0,0 @@
-<?php
-
-$finder = PhpCsFixer\Finder::create()
-    ->in([__DIR__ . '/spec', __DIR__ . '/src', __DIR__ . '/stub', __DIR__ . '/tests'])
-;
-
-return PhpCsFixer\Config::create()
-    ->setRules([
-        '@PSR2' => true,
-        'array_syntax' => ['syntax' => 'short'],
-        'binary_operator_spaces' => true,
-        'blank_line_before_return' => true,
-        'cast_spaces' => true,
-        'concat_space' => ['spacing' => 'one'],
-        'no_singleline_whitespace_before_semicolons' => true,
-        'not_operator_with_space' => true,
-        'ordered_imports' => true,
-        'phpdoc_align' => true,
-        'phpdoc_indent' => true,
-        'phpdoc_no_access' => true,
-        'phpdoc_no_alias_tag' => true,
-        'phpdoc_no_package' => true,
-        'phpdoc_scalar' => true,
-        'phpdoc_separation' => true,
-        'phpdoc_summary' => true,
-        'phpdoc_to_comment' => true,
-        'phpdoc_trim' => true,
-        'single_blank_line_at_eof' => true,
-        'ternary_operator_spaces' => true,
-    ])
-    ->setFinder($finder)
-    ;
diff --git a/vendor/league/flysystem/phpstan.php b/vendor/league/flysystem/phpstan.php
deleted file mode 100644
index 0943bdbbd..000000000
--- a/vendor/league/flysystem/phpstan.php
+++ /dev/null
@@ -1,19 +0,0 @@
-<?php
-if (PHP_VERSION_ID < 70100) {
-    echo "To use PHPStan, PHP version must be 7.1 or higher";
-    exit(0);
-}
-
-$phpstanURL = 'https://raw.githubusercontent.com/phpstan/phpstan-shim/0.11.8/phpstan.phar';
-
-if (file_exists('./phpstan.phar') === false) {
-    echo "phpstan.phar doesn't exist, downloading from $phpstanURL\n";
-    $phpstanFile = fopen($phpstanURL, 'rb');
-    file_put_contents('./phpstan.phar', $phpstanFile);
-    chmod('./phpstan.phar', 0755);
-    fclose($phpstanFile);
-}
-
-$exec = './phpstan.phar analyse -a vendor/autoload.php -l 5 src';
-echo $exec . "\n";
-passthru($exec);
diff --git a/vendor/league/flysystem/src/Adapter/Local.php b/vendor/league/flysystem/src/Adapter/Local.php
index 3236349af..c6e6fa861 100644
--- a/vendor/league/flysystem/src/Adapter/Local.php
+++ b/vendor/league/flysystem/src/Adapter/Local.php
@@ -319,7 +319,7 @@ class Local extends AbstractAdapter
         $finfo = new Finfo(FILEINFO_MIME_TYPE);
         $mimetype = $finfo->file($location);
 
-        if (in_array($mimetype, ['application/octet-stream', 'inode/x-empty'])) {
+        if (in_array($mimetype, ['application/octet-stream', 'inode/x-empty', 'application/x-empty'])) {
             $mimetype = Util\MimeType::detectByFilename($location);
         }
 
diff --git a/vendor/league/flysystem/src/Util/MimeType.php b/vendor/league/flysystem/src/Util/MimeType.php
index 0dee6a569..a4bd5e2e0 100644
--- a/vendor/league/flysystem/src/Util/MimeType.php
+++ b/vendor/league/flysystem/src/Util/MimeType.php
@@ -34,8 +34,19 @@ class MimeType
         'smil' => 'application/smil',
         'mif' => 'application/vnd.mif',
         'xls' => 'application/vnd.ms-excel',
+        'xlt' => 'application/vnd.ms-excel',
+        'xla' => 'application/vnd.ms-excel',
         'ppt' => 'application/powerpoint',
+        'pot' => 'application/vnd.ms-powerpoint',
+        'pps' => 'application/vnd.ms-powerpoint',
+        'ppa' => 'application/vnd.ms-powerpoint',
         'pptx' => 'application/vnd.openxmlformats-officedocument.presentationml.presentation',
+        'potx' => 'application/vnd.openxmlformats-officedocument.presentationml.template',
+        'ppsx' => 'application/vnd.openxmlformats-officedocument.presentationml.slideshow',
+        'ppam' => 'application/vnd.ms-powerpoint.addin.macroEnabled.12',
+        'pptm' => 'application/vnd.ms-powerpoint.presentation.macroEnabled.12',
+        'potm' => 'application/vnd.ms-powerpoint.presentation.macroEnabled.12',
+        'ppsm' => 'application/vnd.ms-powerpoint.slideshow.macroEnabled.12',
         'wbxml' => 'application/wbxml',
         'wmlc' => 'application/wmlc',
         'dcr' => 'application/x-director',
@@ -107,9 +118,15 @@ class MimeType
         'doc' => 'application/msword',
         'docx' => 'application/vnd.openxmlformats-officedocument.wordprocessingml.document',
         'docm' => 'application/vnd.ms-word.template.macroEnabled.12',
+        'dotm' => 'application/vnd.ms-word.template.macroEnabled.12',
         'dot' => 'application/msword',
         'dotx' => 'application/vnd.openxmlformats-officedocument.wordprocessingml.document',
         'xlsx' => 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet',
+        'xltx' => 'application/vnd.openxmlformats-officedocument.spreadsheetml.template',
+        'xlsm' => 'application/vnd.ms-excel.sheet.macroEnabled.12',
+        'xltm' => 'application/vnd.ms-excel.template.macroEnabled.12',
+        'xlam' => 'application/vnd.ms-excel.addin.macroEnabled.12',
+        'xlsb' => 'application/vnd.ms-excel.sheet.binary.macroEnabled.12',
         'word' => 'application/msword',
         'xl' => 'application/excel',
         'eml' => 'message/rfc822',
diff --git a/vendor/league/html-to-markdown/.github/FUNDING.yml b/vendor/league/html-to-markdown/.github/FUNDING.yml
index 09cdff5da..40a26fbff 100644
--- a/vendor/league/html-to-markdown/.github/FUNDING.yml
+++ b/vendor/league/html-to-markdown/.github/FUNDING.yml
@@ -1 +1,2 @@
+github: colinodell
 patreon: colinodell
diff --git a/vendor/league/html-to-markdown/CHANGELOG.md b/vendor/league/html-to-markdown/CHANGELOG.md
index 8f131fc46..ded540682 100644
--- a/vendor/league/html-to-markdown/CHANGELOG.md
+++ b/vendor/league/html-to-markdown/CHANGELOG.md
@@ -4,6 +4,14 @@ Updates should follow the [Keep a CHANGELOG](http://keepachangelog.com/) princip
 
 ## [Unreleased][unreleased]
 
+## [4.9.0] - 2019-11-02
+## Added
+ - Added new option to preserve comments (#177, #179)
+
+## [4.8.3] - 2019-10-31
+### Fixed
+ - Fixed whitespace preservation around `<code>` tags (#174, #178)
+
 ## [4.8.2] - 2019-08-02
 ### Fixed
  - Fixed headers not being placed onto a new line in some cases (#172)
@@ -251,7 +259,9 @@ not ideally set, so this releases fixes that. Moving forwards this should reduce
 ### Added
  - Initial release
 
-[unreleased]: https://github.com/thephpleague/html-to-markdown/compare/4.8.2...master
+[unreleased]: https://github.com/thephpleague/html-to-markdown/compare/4.9.0...master
+[4.9.0]: https://github.com/thephpleague/html-to-markdown/compare/4.8.3...4.9.0
+[4.8.3]: https://github.com/thephpleague/html-to-markdown/compare/4.8.2...4.8.3
 [4.8.2]: https://github.com/thephpleague/html-to-markdown/compare/4.8.1...4.8.2
 [4.8.1]: https://github.com/thephpleague/html-to-markdown/compare/4.8.0...4.8.1
 [4.8.0]: https://github.com/thephpleague/html-to-markdown/compare/4.7.0...4.8.0
diff --git a/vendor/league/html-to-markdown/README.md b/vendor/league/html-to-markdown/README.md
index ab80541e6..c7ae2dcab 100644
--- a/vendor/league/html-to-markdown/README.md
+++ b/vendor/league/html-to-markdown/README.md
@@ -28,7 +28,7 @@ Typically you would convert HTML to Markdown if:
 
 1. You have an existing HTML document that needs to be edited by people with good taste.
 2. You want to store new content in HTML format but edit it as Markdown.
-3. You want to convert HTML email to plain text email. 
+3. You want to convert HTML email to plain text email.
 4. You know a guy who's been converting HTML to Markdown for years, and now he can speak Elvish. You'd quite like to be able to speak Elvish.
 5. You just really like Markdown.
 
@@ -95,6 +95,24 @@ $html = '<span>Turnips!</span><div>Monkeys!</div>';
 $markdown = $converter->convert($html); // $markdown now contains ""
 ```
 
+By default, all comments are stripped from the content. To preserve them, use the `preserve_comments` option, like this:
+
+```php
+$converter = new HtmlConverter(array('preserve_comments' => true));
+
+$html = '<span>Turnips!</span><!-- Monkeys! -->';
+$markdown = $converter->convert($html); // $markdown now contains "Turnips!<!-- Monkeys! -->"
+```
+
+To preserve only specific comments, set `preserve_comments` with an array of strings, like this:
+
+```php
+$converter = new HtmlConverter(array('preserve_comments' => array('Eggs!')));
+
+$html = '<span>Turnips!</span><!-- Monkeys! --><!-- Eggs! -->';
+$markdown = $converter->convert($html); // $markdown now contains "Turnips!<!-- Eggs! -->"
+```
+
 ### Style options
 
 By default bold tags are converted using the asterisk syntax, and italic tags are converted using the underlined syntax. Change these by using the `bold_style` and `italic_style` options.
@@ -161,7 +179,7 @@ $markdown = $converter->convert($html); // $markdown now contains "### Header" a
 
      Headers of H3 priority and lower always use atx style.
 
-- Links and images are referenced inline. Footnote references (where image src and anchor href attributes are listed in the footnotes) are not used. 
+- Links and images are referenced inline. Footnote references (where image src and anchor href attributes are listed in the footnotes) are not used.
 - Blockquotes aren't line wrapped – it makes the converted Markdown easier to edit.
 
 ### Dependencies
@@ -193,4 +211,3 @@ Use one of these great libraries:
  - [Parsedown](https://github.com/erusev/parsedown)
 
 No guarantees about the Elvish, though.
-
diff --git a/vendor/league/html-to-markdown/composer.json b/vendor/league/html-to-markdown/composer.json
index 53403916e..7990bcace 100644
--- a/vendor/league/html-to-markdown/composer.json
+++ b/vendor/league/html-to-markdown/composer.json
@@ -36,13 +36,13 @@
     },
     "require-dev": {
         "mikehaertl/php-shellcommand": "~1.1.0",
-        "phpunit/phpunit": "4.*",
+        "phpunit/phpunit": "^4.8|^5.7",
         "scrutinizer/ocular": "~1.1"
     },
     "bin": ["bin/html-to-markdown"],
     "extra": {
         "branch-alias": {
-            "dev-master": "4.9-dev"
+            "dev-master": "4.10-dev"
         }
     }
 }
diff --git a/vendor/league/html-to-markdown/src/Converter/CommentConverter.php b/vendor/league/html-to-markdown/src/Converter/CommentConverter.php
index 55038b254..959381d1b 100644
--- a/vendor/league/html-to-markdown/src/Converter/CommentConverter.php
+++ b/vendor/league/html-to-markdown/src/Converter/CommentConverter.php
@@ -2,10 +2,25 @@
 
 namespace League\HTMLToMarkdown\Converter;
 
+use League\HTMLToMarkdown\Configuration;
+use League\HTMLToMarkdown\ConfigurationAwareInterface;
 use League\HTMLToMarkdown\ElementInterface;
 
-class CommentConverter implements ConverterInterface
+class CommentConverter implements ConverterInterface, ConfigurationAwareInterface
 {
+    /**
+     * @var Configuration
+     */
+    protected $config;
+
+    /**
+     * @param Configuration $config
+     */
+    public function setConfig(Configuration $config)
+    {
+        $this->config = $config;
+    }
+
     /**
      * @param ElementInterface $element
      *
@@ -13,6 +28,9 @@ class CommentConverter implements ConverterInterface
      */
     public function convert(ElementInterface $element)
     {
+        if ($this->shouldPreserve($element)) {
+            return '<!--' . $element->getValue() . '-->';
+        }
         return '';
     }
 
@@ -23,4 +41,22 @@ class CommentConverter implements ConverterInterface
     {
         return array('#comment');
     }
+
+    /**
+     * @param ElementInterface $element
+     *
+     * @return bool
+     */
+    private function shouldPreserve(ElementInterface $element)
+    {
+        $preserve = $this->config->getOption('preserve_comments');
+        if ($preserve === true) {
+            return true;
+        }
+        if (is_array($preserve)) {
+            $value = trim($element->getValue());
+            return in_array($value, $preserve);
+        }
+        return false;
+    }
 }
diff --git a/vendor/league/html-to-markdown/src/Element.php b/vendor/league/html-to-markdown/src/Element.php
index e1e9d1a09..80ae7a911 100644
--- a/vendor/league/html-to-markdown/src/Element.php
+++ b/vendor/league/html-to-markdown/src/Element.php
@@ -27,7 +27,6 @@ class Element implements ElementInterface
         switch ($this->getTagName()) {
             case 'blockquote':
             case 'body':
-            case 'code':
             case 'div':
             case 'h1':
             case 'h2':
diff --git a/vendor/league/html-to-markdown/src/HtmlConverter.php b/vendor/league/html-to-markdown/src/HtmlConverter.php
index 3381e1e1e..846131af6 100644
--- a/vendor/league/html-to-markdown/src/HtmlConverter.php
+++ b/vendor/league/html-to-markdown/src/HtmlConverter.php
@@ -40,6 +40,7 @@ class HtmlConverter implements HtmlConverterInterface
                 'remove_nodes' => '', // space-separated list of dom nodes that should be removed. example: 'meta style script'
                 'hard_break' => false, // Set to true to turn <br> into `\n` instead of `  \n`
                 'list_item_style' => '-', // Set the default character for each <li> in a <ul>. Can be '-', '*', or '+'
+                'preserve_comments' => false, // Set to true to preserve comments, or set to an array of strings to preserve specific comments
             );
 
             $this->environment = Environment::createDefaultEnvironment($defaults);
@@ -229,13 +230,13 @@ class HtmlConverter implements HtmlConverterInterface
 
         return trim($markdown, "\n\r\0\x0B");
     }
-    
+
     /**
      * Pass a series of key-value pairs in an array; these will be passed
      * through the config and set.
      * The advantage of this is that it can allow for static use (IE in Laravel).
      * An example being:
-     * 
+     *
      * HtmlConverter::setOptions(['strip_tags' => true])->convert('<h1>test</h1>');
      */
     public function setOptions(array $options)
diff --git a/vendor/psr/log/Psr/Log/LoggerInterface.php b/vendor/psr/log/Psr/Log/LoggerInterface.php
index 5ea72438b..e695046e3 100644
--- a/vendor/psr/log/Psr/Log/LoggerInterface.php
+++ b/vendor/psr/log/Psr/Log/LoggerInterface.php
@@ -118,6 +118,8 @@ interface LoggerInterface
      * @param array  $context
      *
      * @return void
+     *
+     * @throws \Psr\Log\InvalidArgumentException
      */
     public function log($level, $message, array $context = array());
 }
diff --git a/vendor/psr/log/Psr/Log/LoggerTrait.php b/vendor/psr/log/Psr/Log/LoggerTrait.php
index 867225df1..e392fef0a 100644
--- a/vendor/psr/log/Psr/Log/LoggerTrait.php
+++ b/vendor/psr/log/Psr/Log/LoggerTrait.php
@@ -135,6 +135,8 @@ trait LoggerTrait
      * @param array  $context
      *
      * @return void
+     *
+     * @throws \Psr\Log\InvalidArgumentException
      */
     abstract public function log($level, $message, array $context = array());
 }
diff --git a/vendor/psr/log/Psr/Log/NullLogger.php b/vendor/psr/log/Psr/Log/NullLogger.php
index d8cd682c8..c8f7293b1 100644
--- a/vendor/psr/log/Psr/Log/NullLogger.php
+++ b/vendor/psr/log/Psr/Log/NullLogger.php
@@ -20,6 +20,8 @@ class NullLogger extends AbstractLogger
      * @param array  $context
      *
      * @return void
+     *
+     * @throws \Psr\Log\InvalidArgumentException
      */
     public function log($level, $message, array $context = array())
     {
diff --git a/vendor/psr/log/README.md b/vendor/psr/log/README.md
index 5571a25e8..a9f20c437 100644
--- a/vendor/psr/log/README.md
+++ b/vendor/psr/log/README.md
@@ -38,6 +38,12 @@ class Foo
         if ($this->logger) {
             $this->logger->info('Doing work');
         }
+           
+        try {
+            $this->doSomethingElse();
+        } catch (Exception $exception) {
+            $this->logger->error('Oh no!', array('exception' => $exception));
+        }
 
         // do something useful
     }
diff --git a/vendor/psr/log/composer.json b/vendor/psr/log/composer.json
index 87934d707..3f6d4eea4 100644
--- a/vendor/psr/log/composer.json
+++ b/vendor/psr/log/composer.json
@@ -20,7 +20,7 @@
     },
     "extra": {
         "branch-alias": {
-            "dev-master": "1.0.x-dev"
+            "dev-master": "1.1.x-dev"
         }
     }
 }
diff --git a/vendor/symfony/options-resolver/OptionsResolver.php b/vendor/symfony/options-resolver/OptionsResolver.php
index f47aef128..e9de7800b 100644
--- a/vendor/symfony/options-resolver/OptionsResolver.php
+++ b/vendor/symfony/options-resolver/OptionsResolver.php
@@ -917,7 +917,7 @@ class OptionsResolver implements Options
 
         // Validate the type of the resolved option
         if (isset($this->allowedTypes[$option])) {
-            $valid = false;
+            $valid = true;
             $invalidTypes = [];
 
             foreach ($this->allowedTypes[$option] as $type) {
@@ -929,13 +929,18 @@ class OptionsResolver implements Options
             }
 
             if (!$valid) {
-                $keys = array_keys($invalidTypes);
+                $fmtActualValue = $this->formatValue($value);
+                $fmtAllowedTypes = implode('" or "', $this->allowedTypes[$option]);
+                $fmtProvidedTypes = implode('|', array_keys($invalidTypes));
+                $allowedContainsArrayType = \count(array_filter($this->allowedTypes[$option], static function ($item) {
+                    return '[]' === substr(self::$typeAliases[$item] ?? $item, -2);
+                })) > 0;
 
-                if (1 === \count($keys) && '[]' === substr($keys[0], -2)) {
-                    throw new InvalidOptionsException(sprintf('The option "%s" with value %s is expected to be of type "%s", but one of the elements is of type "%s".', $option, $this->formatValue($value), implode('" or "', $this->allowedTypes[$option]), $keys[0]));
+                if (\is_array($value) && $allowedContainsArrayType) {
+                    throw new InvalidOptionsException(sprintf('The option "%s" with value %s is expected to be of type "%s", but one of the elements is of type "%s".', $option, $fmtActualValue, $fmtAllowedTypes, $fmtProvidedTypes));
                 }
 
-                throw new InvalidOptionsException(sprintf('The option "%s" with value %s is expected to be of type "%s", but is of type "%s".', $option, $this->formatValue($value), implode('" or "', $this->allowedTypes[$option]), implode('|', array_keys($invalidTypes))));
+                throw new InvalidOptionsException(sprintf('The option "%s" with value %s is expected to be of type "%s", but is of type "%s".', $option, $fmtActualValue, $fmtAllowedTypes, $fmtProvidedTypes));
             }
         }
 
@@ -1040,26 +1045,23 @@ class OptionsResolver implements Options
     {
         if (\is_array($value) && '[]' === substr($type, -2)) {
             $type = substr($type, 0, -2);
+            $valid = true;
 
             foreach ($value as $val) {
                 if (!$this->verifyTypes($type, $val, $invalidTypes, $level + 1)) {
-                    return false;
+                    $valid = false;
                 }
             }
 
-            return true;
+            return $valid;
         }
 
         if (('null' === $type && null === $value) || (\function_exists($func = 'is_'.$type) && $func($value)) || $value instanceof $type) {
             return true;
         }
 
-        if (!$invalidTypes) {
-            $suffix = '';
-            while (\strlen($suffix) < $level * 2) {
-                $suffix .= '[]';
-            }
-            $invalidTypes[$this->formatTypeOf($value).$suffix] = true;
+        if (!$invalidTypes || $level > 0) {
+            $invalidTypes[$this->formatTypeOf($value)] = true;
         }
 
         return false;
diff --git a/vendor/symfony/options-resolver/Tests/OptionsResolverTest.php b/vendor/symfony/options-resolver/Tests/OptionsResolverTest.php
index 43ebf408e..0211b22b2 100644
--- a/vendor/symfony/options-resolver/Tests/OptionsResolverTest.php
+++ b/vendor/symfony/options-resolver/Tests/OptionsResolverTest.php
@@ -776,7 +776,7 @@ class OptionsResolverTest extends TestCase
     public function testResolveFailsIfInvalidTypedArray()
     {
         $this->expectException('Symfony\Component\OptionsResolver\Exception\InvalidOptionsException');
-        $this->expectExceptionMessage('The option "foo" with value array is expected to be of type "int[]", but one of the elements is of type "DateTime[]".');
+        $this->expectExceptionMessage('The option "foo" with value array is expected to be of type "int[]", but one of the elements is of type "DateTime".');
         $this->resolver->setDefined('foo');
         $this->resolver->setAllowedTypes('foo', 'int[]');
 
@@ -796,7 +796,7 @@ class OptionsResolverTest extends TestCase
     public function testResolveFailsIfTypedArrayContainsInvalidTypes()
     {
         $this->expectException('Symfony\Component\OptionsResolver\Exception\InvalidOptionsException');
-        $this->expectExceptionMessage('The option "foo" with value array is expected to be of type "int[]", but one of the elements is of type "stdClass[]".');
+        $this->expectExceptionMessage('The option "foo" with value array is expected to be of type "int[]", but one of the elements is of type "stdClass|array|DateTime".');
         $this->resolver->setDefined('foo');
         $this->resolver->setAllowedTypes('foo', 'int[]');
         $values = range(1, 5);
@@ -811,7 +811,7 @@ class OptionsResolverTest extends TestCase
     public function testResolveFailsWithCorrectLevelsButWrongScalar()
     {
         $this->expectException('Symfony\Component\OptionsResolver\Exception\InvalidOptionsException');
-        $this->expectExceptionMessage('The option "foo" with value array is expected to be of type "int[][]", but one of the elements is of type "double[][]".');
+        $this->expectExceptionMessage('The option "foo" with value array is expected to be of type "int[][]", but one of the elements is of type "double".');
         $this->resolver->setDefined('foo');
         $this->resolver->setAllowedTypes('foo', 'int[][]');
 
@@ -847,6 +847,11 @@ class OptionsResolverTest extends TestCase
             [42, 'string', 'The option "option" with value 42 is expected to be of type "string", but is of type "integer".'],
             [null, 'string', 'The option "option" with value null is expected to be of type "string", but is of type "NULL".'],
             ['bar', '\stdClass', 'The option "option" with value "bar" is expected to be of type "\stdClass", but is of type "string".'],
+            [['foo', 12], 'string[]', 'The option "option" with value array is expected to be of type "string[]", but one of the elements is of type "integer".'],
+            [123, ['string[]', 'string'], 'The option "option" with value 123 is expected to be of type "string[]" or "string", but is of type "integer".'],
+            [[null], ['string[]', 'string'], 'The option "option" with value array is expected to be of type "string[]" or "string", but one of the elements is of type "NULL".'],
+            [['string', null], ['string[]', 'string'], 'The option "option" with value array is expected to be of type "string[]" or "string", but one of the elements is of type "NULL".'],
+            [[\stdClass::class], ['string'], 'The option "option" with value array is expected to be of type "string", but is of type "array".'],
         ];
     }
 
@@ -1898,7 +1903,7 @@ class OptionsResolverTest extends TestCase
     public function testNestedArraysException()
     {
         $this->expectException('Symfony\Component\OptionsResolver\Exception\InvalidOptionsException');
-        $this->expectExceptionMessage('The option "foo" with value array is expected to be of type "float[][][][]", but one of the elements is of type "integer[][][][]".');
+        $this->expectExceptionMessage('The option "foo" with value array is expected to be of type "float[][][][]", but one of the elements is of type "integer".');
         $this->resolver->setDefined('foo');
         $this->resolver->setAllowedTypes('foo', 'float[][][][]');
 
@@ -1916,7 +1921,7 @@ class OptionsResolverTest extends TestCase
     public function testNestedArrayException1()
     {
         $this->expectException('Symfony\Component\OptionsResolver\Exception\InvalidOptionsException');
-        $this->expectExceptionMessage('The option "foo" with value array is expected to be of type "int[][]", but one of the elements is of type "boolean[][]".');
+        $this->expectExceptionMessage('The option "foo" with value array is expected to be of type "int[][]", but one of the elements is of type "boolean|string|array".');
         $this->resolver->setDefined('foo');
         $this->resolver->setAllowedTypes('foo', 'int[][]');
         $this->resolver->resolve([
@@ -1929,7 +1934,7 @@ class OptionsResolverTest extends TestCase
     public function testNestedArrayException2()
     {
         $this->expectException('Symfony\Component\OptionsResolver\Exception\InvalidOptionsException');
-        $this->expectExceptionMessage('The option "foo" with value array is expected to be of type "int[][]", but one of the elements is of type "boolean[][]".');
+        $this->expectExceptionMessage('The option "foo" with value array is expected to be of type "int[][]", but one of the elements is of type "boolean|string|array".');
         $this->resolver->setDefined('foo');
         $this->resolver->setAllowedTypes('foo', 'int[][]');
         $this->resolver->resolve([
@@ -1942,7 +1947,7 @@ class OptionsResolverTest extends TestCase
     public function testNestedArrayException3()
     {
         $this->expectException('Symfony\Component\OptionsResolver\Exception\InvalidOptionsException');
-        $this->expectExceptionMessage('The option "foo" with value array is expected to be of type "string[][][]", but one of the elements is of type "string[][]".');
+        $this->expectExceptionMessage('The option "foo" with value array is expected to be of type "string[][][]", but one of the elements is of type "string|integer".');
         $this->resolver->setDefined('foo');
         $this->resolver->setAllowedTypes('foo', 'string[][][]');
         $this->resolver->resolve([
@@ -1955,7 +1960,7 @@ class OptionsResolverTest extends TestCase
     public function testNestedArrayException4()
     {
         $this->expectException('Symfony\Component\OptionsResolver\Exception\InvalidOptionsException');
-        $this->expectExceptionMessage('The option "foo" with value array is expected to be of type "string[][][]", but one of the elements is of type "integer[][][]".');
+        $this->expectExceptionMessage('The option "foo" with value array is expected to be of type "string[][][]", but one of the elements is of type "integer".');
         $this->resolver->setDefined('foo');
         $this->resolver->setAllowedTypes('foo', 'string[][][]');
         $this->resolver->resolve([
@@ -1969,7 +1974,7 @@ class OptionsResolverTest extends TestCase
     public function testNestedArrayException5()
     {
         $this->expectException('Symfony\Component\OptionsResolver\Exception\InvalidOptionsException');
-        $this->expectExceptionMessage('The option "foo" with value array is expected to be of type "string[]", but one of the elements is of type "array[]".');
+        $this->expectExceptionMessage('The option "foo" with value array is expected to be of type "string[]", but one of the elements is of type "array".');
         $this->resolver->setDefined('foo');
         $this->resolver->setAllowedTypes('foo', 'string[]');
         $this->resolver->resolve([
diff --git a/vendor/symfony/process/Process.php b/vendor/symfony/process/Process.php
index cbec928c2..5d02c6006 100644
--- a/vendor/symfony/process/Process.php
+++ b/vendor/symfony/process/Process.php
@@ -358,7 +358,7 @@ class Process implements \IteratorAggregate
      * @param callable|null $callback A PHP callback to run whenever there is some
      *                                output available on STDOUT or STDERR
      *
-     * @return $this
+     * @return static
      *
      * @throws RuntimeException When process can't be launched
      * @throws RuntimeException When process is already running
diff --git a/vendor/symfony/process/Tests/ExecutableFinderTest.php b/vendor/symfony/process/Tests/ExecutableFinderTest.php
index a40027396..2a0278f8e 100644
--- a/vendor/symfony/process/Tests/ExecutableFinderTest.php
+++ b/vendor/symfony/process/Tests/ExecutableFinderTest.php
@@ -132,9 +132,6 @@ class ExecutableFinderTest extends TestCase
         $this->assertSamePath(PHP_BINARY, $result);
     }
 
-    /**
-     * @requires PHP 5.4
-     */
     public function testFindBatchExecutableOnWindows()
     {
         if (ini_get('open_basedir')) {