Fix spelling
Fix feature attribute save
Add fixture reset safety trigger
Merge pull request #147 from finnishtransportagency/add_fixture_reset_safety_trigger

Add fixture reset safety trigger
Add operator role
Merge pull request #148 from finnishtransportagency/operator-role

Add operator role
Fix asset read-only check
Merge branch 'master' of github.com:finnishtransportagency/digiroad2 into populate_external_id_when_creating_asset