Merge pull request #52 from moonraking/moonraking-patch-1

Check for null in fetchOne (php7.2)

Author: j0k3r

lib/Doctrine/Query.php

@@ -285,7 +285,7 @@ public function fetchOne($params = array(), $hydrationMode = null)
             return $collection;
         }
 
-        if (count($collection) === 0) {
+        if ($collection === null || count($collection) === 0) {
             return false;
         }