Added unit test for SubmitManager that publishes message on feedback, implemented skeleton code
merge from master
Publish item data on feedback
passed integration test
IPC with key registry, tested
Test with updated AMC code from Revel Core
Code review 1st pass changes
More comments and ItemSniRegistry.putSni()'s first param divided into two
Minor workding in the comment
Merge branch 'origin/master' into 2103-publish_event_on_feedback

Conflicts resolved:
	tests/index.html
Code review changes
clean up warning messages
Merge pull request #19 from lbondaryk/2103-publish_event_on_feedback-nd

2103 publish event on feedback to amc

also adds a map of SequenceNodeKey to assignment id/activity id/sequence node identifier in the IPC.