some minor fixings

src/Core/Config/Configuration.php

@@ -33,7 +33,9 @@ abstract class Configuration
 	}
 
 	/**
-	 * {@inheritDoc}
+	 * Returns the Config Cache
+	 *
+	 * @return Cache\ConfigCache
 	 */
 	public function getCache()
 	{

src/Factory/ConfigFactory.php

@@ -27,7 +27,6 @@ class ConfigFactory
 	/**
 	 * @param Cache\ConfigCache $configCache The config cache of this adapter
 	 * @param ConfigModel $configModel The configuration model
-	 * @param Cache\ConfigCache $configCache The config cache
 	 *
 	 * @return Config\Configuration
 	 */