Fix CID 1127045 Dead local store
Fix CID 1127041,1127040, 1127039, 1127038, 1127037 String concatenation in loop
Fix CID 1127024 Various resource leaks
Fix CID 1127030, 1127029 Questionable Boxing of primitive value
Fix CID 1127028 Fix Inefficient Map Iterator
Fix bug.
Fix CID 1127031 Inefficient Map iterator
Fix CID 1127051 DLS: Dead local store
Fix CID 1127050 WMI: Inefficient Map iterator
CLOUDSTACK-4793 : Added UpgradeRouterTemplate API. Added filters to listRouters API. listRouters response includes verion and required upgrade flag. Min VR version is checked before sending commands to router