return err for RemoveHost if hostid does not exist
Merge pull request #1285 from control-center/feature/CC-443

fixes CC-443: return err for RemoveHost if hostid does not exist
log resetting cached client when higher verbosity is requested
Merge pull request #1286 from control-center/feature/CC-445

fixes CC-445: log resetting cached client when higher verbosity is requested
store the RPCPort when host is added
serviced metric push works
Merge pull request #1282 from control-center/feature/CC-409

serviced metric push works
Merge pull request #1288 from control-center/feature/CC-447

fixes CC-447: store the RPCPort when host is added
remove version conflict error on assign ip
Merge pull request #1289 from control-center/feature/cc-437_2

remove version conflict error on assign ip
most modals wait on success before closing
all modals should wait on success, and a few other tweaks
Merge branch 'feature/CC-452' of github.com:control-center/serviced into feature/CC-452