fix tcp data: set {active, once} for saved socket, add tcp_closed event processing
fix bug for websocket close frame
parse the closed response, not just wait a ack
add ack attribute for message request of websocket
add example for websocket session
refactor decode_buffer to remove unnecessary code
Merge pull request #59 from onlychoice/fix_ws

some improvements to websocket plugin and bugfix
Merge pull request #60 from rodo/urltag

Request tagging for exclusion
implemented request tag logging to dumpfile