CC-1799 Put Airtime Storage into a Human Readable File Naming Convention

adding music dirs concept to Airtime. New cc_music_dirs table/class.

airtime_mvc/application/controllers/ApiController.php

@@ -464,6 +464,9 @@ class ApiController extends Zend_Controller_Action
                 return;
             }
             else {
+                $filepath = $md['MDATA_KEY_FILEPATH'];
+                $filepath = str_replace("\\", "", $filepath);
+                $file->setFilePath($filepath);
                 $file->setMetadata($md);
             }
         }