uncommented out MSRPProtocol in msrp_protocol.py

darcs-hash:20081106123349-b2873-820c5fc0ce9bb27bec137d514d871a5000904c87
added msrplib

darcs-hash:20081106123507-b2873-7a5615652a300aae48a6fca1c9f5d0b1bc149f45