Issue
Mon List incorrect in UI on shutting down one of the storagemaster nodes

Fix:
Added a new property to existing json object to get total mons_count and active_mon count, UI has to take these counts and change mons status accordingly

Tests:
Verified in local setup and pointing to one the QA setup box.

Closes Bug: 1391665

Change-Id: I914b8153369125bcbc03c71e5020ad9046cbadf3
Merge "Issue Mon List incorrect in UI on shutting down one of the storagemaster nodes" into R2.0