make ring_send actually send!
fix ref to ringid
add semaphore to all config calls
make like strstr test
state machine changes
debugging
Merge branch 'master' of github.com:cambridgehackers/xbsv

Conflicts:
	examples/ring/Makefile
	examples/ring/Ring.bsv

jca name changes plus my changes
Merge branch 'master' of github.com:cambridgehackers/xbsv