admin panel - colorize error levels

With this patch the error levels shown in the Admin Panel -> Log view are coloured according to severity. Starting from green for debug, over orange for notices to bold red for errors and criticals.

view/global.css

@@ -749,3 +749,27 @@ figure.img-allocated-height img{
 	width: 48px;
 	height: 48px;
 }
+
+/**
+ * Log levels colorized in the admin panel
+ **/
+.loglevel-debug {
+	color: #00ff00; /* green */
+}
+.loglevel-info {
+	color: #013220; /* dark green */
+}
+.loglevel-notice {
+	color: #ffa500; /* orange */
+}
+.loglevel-warning {
+	color: #ff8c00; /* dark orange */
+}
+.loglevel-error {
+	color: #ff0000; /* red */
+	font-weight: bold; 
+}
+.loglevel-critical {
+	color: #8b0000; /* dark red */
+	font-weight: bold; 
+}

view/templates/admin/logs/view.tpl

@@ -50,7 +50,7 @@
 						 style="cursor:pointer;"
 						 title="{{$l10n.Click_to_view_details}}">
 							<td>{{$row->date}}</td>
-							<td>{{$row->level}}</td>
+							<td class="loglevel-{{$row->level|lower}}">{{$row->level}}</td>
 							<td>{{$row->context}}</td>
 							<td>{{$row->message}}</td>
 						</tr>