Rename *CacheDriver to *Cache because they don't act as driver anymore

src/Core/Cache/IMemoryCacheDriver.php

@@ -1,44 +0,0 @@
-<?php
-
-namespace Friendica\Core\Cache;
-
-/**
- * This interface defines methods for Memory-Caches only
- *
- * Interface IMemoryCacheDriver
- *
- * @package Friendica\Core\Cache
- */
-interface IMemoryCacheDriver extends ICacheDriver
-{
-	/**
-	 * Sets a value if it's not already stored
-	 *
-	 * @param string $key      The cache key
-	 * @param mixed  $value    The old value we know from the cache
-	 * @param int    $ttl      The cache lifespan, must be one of the Cache constants
-	 * @return bool
-	 */
-	public function add($key, $value, $ttl = ICacheDriver::FIVE_MINUTES);
-
-	/**
-	 * Compares if the old value is set and sets the new value
-	 *
-	 * @param string $key         The cache key
-	 * @param mixed  $oldValue    The old value we know from the cache
-	 * @param mixed  $newValue    The new value we want to set
-	 * @param int    $ttl      	  The cache lifespan, must be one of the Cache constants
-	 *
-	 * @return bool
-	 */
-	public function compareSet($key, $oldValue, $newValue, $ttl = ICacheDriver::FIVE_MINUTES);
-
-	/**
-	 * Compares if the old value is set and removes it
-	 *
-	 * @param string $key          The cache key
-	 * @param mixed  $value        The old value we know and want to delete
-	 * @return bool
-	 */
-	public function compareDelete($key, $value);
-}