Agent - Basic Service

*Added a TCP Service to service.py that's a mix
between WSGI and RPC services
*Super basic slappy service, does nothing

Change-Id: I9a03302deb4970153218dbd40b8b6765e3528a26
Agent - Add basic NOTIFY support

*Can get NOTIFYs but do nothing with them

Change-Id: I5905f27ff704783f0c67e5483654bbec7f6831eb