OC-405: Workflow - custom transition templates
 - small fixes;
OC-405: Workflow - custom transition templates
 - renamed constants;
Merge pull request #2467 from laboro/ticket/OC-405_transition_template

OC-405: Workflow - custom transition templates
OC-405: Workflow - custom transition templates (feature request)
Preparing release changes
Merge branch 'master' of github.com:laboro/platform
Preparing release changes
Merge remote-tracking branch 'remotes/dev/master'