Move the time configuration from controller to model
Add authorization for Service
Finalize the time config in model and controller
Add a real working ntp server
Add info about config for user
Update from master; fix conflicts
Do not need permission for ntp sync
Update tests
Avoid nil if service returns it
Update restdoc
Merge pull request #83 from vmoravec/time-config-info-bnc#806516

Time config type missing - bnc#806516