-removed airtime-clean-storage.php + airtime-import.php

-default created stor dir now has www-data:www-data permission
-created airtime-install.ini file for specifying install defaults
-removed all references to storDir in /etc/airtime/airtime.conf,
 and get value from database instead.

python_apps/media-monitor/airtimefilemonitor/airtimeprocessevent.py

@@ -104,7 +104,7 @@ class AirtimeProcessEvent(ProcessEvent):
         try:
             omask = os.umask(0)
 
-            uid = pwd.getpwnam('pypo')[2]
+            uid = pwd.getpwnam('www-data')[2]
             gid = grp.getgrnam('www-data')[2]
 
             os.chown(item, uid, gid)