CC-3905: Playlist Library -> the delete tracks button is enabled for DJ

users and PM's

- done
- PM should have full control on the library
- DJ is only allowed to edit/delete playlist that they created.
no action on files except play or add to their own playlist

airtime_mvc/application/models/Playlist.php

@@ -121,6 +121,10 @@ class Application_Model_Playlist {
 
         return $this->pl->getCcSubjs()->getDbLogin();
     }
+    
+    public function getCreatorId() {
+        return $this->pl->getCcSubjs()->getDbId();
+    }
 
     public function setCreator($p_id) {