Fixed a bug in FTP upload hook, other minor improvements

* Ensure we have write permissions on any newly uploaded files by FTP
* Don't silence warnings in moveFileToStor()
* Reduced the FTP upload max retry count
* Log E_NOTICE and E_WARNING levels to Sentry

airtime_mvc/application/modules/rest/controllers/MediaController.php

@@ -124,6 +124,7 @@ class Rest_MediaController extends Zend_Rest_Controller
         catch (Exception $e) {
             $this->unknownErrorResponse();
             Logging::error($e->getMessage());
+            throw $e;
         }
     }