Minor fixes, coding standards

app/Repositories/Core/Arrays.php

@@ -10,11 +10,10 @@ class Arrays
             if (is_array($value)) {
                 $array[$key] = self::changeKeyName($value, $newkey, $oldkey);
             } else {
-                $array[$newkey] =  $array[$oldkey];    
+                $array[$newkey] = $array[$oldkey];
             }
         }
         unset($array[$oldkey]);
-        return $array;   
+        return $array;
     }
-    
 }