Improve Compute state change event handler: error handling, DB transactions, refactoring (OMS-497)
Add log message to the moment when stats are about to be updated (OMS-497)
Username may be unicode too
Fix a missing type() call
Implement start/stop actions as model state change (OMS-497)
Add arguments to OperationRemoteError exceptions to simplify debugging (OMS-497)
Add missing transact decorators (OMS-497)
Improve logging by moving it before the salt call to see the source of start/stop request (OMS-497)
Implement an experimental locked SyncVmsAction (OMS-497)
Move SyncVmsAction to syncvmsaction module to resolve circular dependencies (OMS-497)
Update imports (OMS-497)
Improve locking by using reacquire_until_clear (OMS-497)
Use TmpObj to apply state change (OMS-497)
Only update state when necessary (OMS-497)
Merge pull request #93 from opennode/oms-497

Resolve issues with starting/stopping VMs