Merge pull request #111 from surakula/master

Bug #1378885
Merge pull request #114 from surakula/master

Bug #1378583
Merge pull request #117 from surakula/master

Fixed : Bug #1389448
Issue: Loading Storage Summary Page is ver slow

Fix:
 Used Job Server to cache the storage summary data and it will be refresh/requeqed every 5 mins

Close Bugs# 1389448