Cosmetic cleaning of some variables in app.js.
Added nodemon monitor for development and a nm shell script in a bin directory.
Minor controller fixups, commentary on nodemon and test-w, and minor route tests.
Merge branch 'master' into API_IPC_initialization_550
minor spacing cleanup
add stub for IPS unit tests
Merge remote-tracking branch 'upstream/master' into API_IPC_initialization_550

Merge IPS->AMS (amsproxy).
Retrofit seqNodeIdentifier message
Renamed amsproxy to SequenceNodeProvider
Merge pull request #5 from lbondaryk/API_AMS_SequenceNode_468

Refactoring of AMSProxy to SequenceNodeProvider
very minor tweaks
added comments.  changed ips so it receives payload instead of full request
WIP (Work In Progress).  Commenting out some of the stock tests, as they confuse me.  Minor tweaks on ips.js for retrieveSequenceNode.
IPS unit test checking code and message on errors
Merge remote-tracking branch 'upstream/API_IPC_initialization_550' into API_IPS_utest_613

Merge from Seann's work
Adding joi validation to controller.
Working on Hub Proxy
Merged with seanns
Minor fixes to the ips unit tests
Comments in the hub.mock.js
IPS unit test checking code and message on errors