* adding an example protocol based on the test protocol channel based protocol

Signed-off-by: Scott Nichols <snichols@vmware.com>

* Adding test for protocol.

Signed-off-by: Scott Nichols <snichols@vmware.com>

* Promote the test protocol to a real protocol.

Signed-off-by: Scott Nichols <snichols@vmware.com>

* No need to chan chan all over.

Signed-off-by: Scott Nichols <snichols@vmware.com>