Merge pull request #5394 from MrPetovan/bug/fix-config-set-return-value

Change (P)Config::set return value to bool

src/Core/PConfig.php

@@ -107,7 +107,7 @@ class PConfig extends BaseObject
 	 * @param string $key    The configuration key to set
 	 * @param string $value  The value to store
 	 *
-	 * @return mixed Stored $value or false
+	 * @return bool Operation success
 	 */
 	public static function set($uid, $family, $key, $value)
 	{