* Remove unit types commits and settings
* Can not limit units in administrator teams
* Limit changing units only to teams with read and write access mode
* Small code optimization
* add units to team
* fix lint
* finish team setting backend
* finished permission controll on routes
* fix import blank line
* add unit check on ssh/http pull and push and fix test failed
* fix fixtures data
* remove unused code
Lauris BH
Lunny Xiao
Ethan Koenig