Add payloadlengthcheck for incoming pongs to websocket
Add payloadlengthcheck for incoming pongs to websocket

payload over 125 is not allowed and the connection will be closed
immediately with error (1002)

gatzka/cjet,gatzka/cjet,mloy/cjet,mloy/cjet,gatzka/cjet,gatzka/cjet,mloy/cjet,mloy/cjet,gatzka/cjet,mloy/cjet