Merge pull request #1464 from wallabag/v2-fix-type-hint

fix type hint for User

src/Wallabag/CoreBundle/Entity/Config.php

@@ -173,7 +173,7 @@ class Config
      *
      * @return Config
      */
-    public function setUser(User $user = null)
+    public function setUser(\Wallabag\UserBundle\Entity\User $user = null)
     {
         $this->user = $user;