Translation fixes

Still need to add some labels that are missing from en_US.json version
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
translation fixes, added some missing labels
Merge pull request #1284 from sramirezm/patch-2

Translation fixes
Removed Parent and Priority from ResourcePool
remove pool priority and parent
Merge pull request #1290 from control-center/feature/cc-454

Removed Parent and Priority from ResourcePool
Merge pull request #1291 from control-center/feature/CC-455

remove pool priority and parent
pass rpcport to master.AddHost
Merge pull request #1292 from control-center/feature/CC-460

fixes CC-460: pass rpcport to master.AddHost
modal forms wait for success or fail before closing