filter out all non TEXT messages
filter out all non TEXT messages

CLOSE opcode should be hidden in ev_commen and not forwarded.

KSDaemon/lua-websockets,KSDaemon/lua-websockets,enginix/lua-websockets,KSDaemon/lua-websockets,lipp/lua-websockets,OptimusLime/lua-websockets,OptimusLime/lua-websockets,lipp/lua-websockets,lipp/lua-websockets,enginix/lua-websockets,OptimusLime/lua-websockets,enginix/lua-websockets