config 1.0.
Fix unit tests; removed config macros and replaced with better impl.
Get rid of unused filter in config.
Update docs to remove config directives.
Add message authentication basics.
add support for message auth in transports, rmi, and policy.
Merge branch 'config-1.0' into message-auth-1.0

Conflicts:
	src/gofer/agent/rmi.py
refined authentication; pass uuid to is_valid.