Fixed issues with new TaskGroupTasks not having the right task group
b/16652093 Object approval re-enabled on object update
Merge remote-tracking branch 'origin/develop' into HEAD

Conflicts:
	src/ggrc_workflows/assets/javascripts/apps/workflows.js
	src/ggrc_workflows/assets/javascripts/models/helpers.js
	src/ggrc_workflows/models/task_group_task.py
Merge pull request #1608 from reciprocity/feature/reenable-approval-on-object-edit

Object approval can be re-run after object update.