Add Setting class
Add settings table to database
Add exceptions for termination
Add termination date field in VPS table
Add Vps::Terminate function
Also error out on suspension when a VPS is already terminated
Add Vps::Unterminate function
Merge branch 'fix/unused-ctid' into feature/terminate-vps
Merge branch 'fix/ssh-timeout' into feature/terminate-vps
Merge branch 'fix/start-tunnel' into feature/terminate-vps
Merge branch 'fix/node-admin' into feature/terminate-vps
Add IsTerminated column
Implement VPS termination
Fix termination warning
Merge branch 'feature/terminate-vps' into develop
Add Transifex-related tools