deleted:    agent
	modified:   plnode/logging/log.h
	modified:   plnode/message/control/log_force_message.h
	modified:   plnode/message/control/peer_start_message.h
	modified:   plnode/protocol/plexus/plexus_message_processor.h
	modified:   plnode/protocol/plexus/plexus_protocol.h
	modified:   server_system_test.cc