add workflow to form
add tests for advanced module
cleanup
only compare datums by id
add missing sessions
Merge branch 'master' into workflow

Conflicts:
	corehq/apps/app_manager/suite_xml.py
Merge branch 'master' into workflow
Merge branch 'master' into workflow

Conflicts:
	corehq/apps/app_manager/suite_xml.py
Merge pull request #3550 from dimagi/workflow

Form Completion Workflow