in sent frames when there is no content-length header, automatically set it and default to content-type:text/plain (if not already set) and content-encoding:utf-8 (if not already set).
in sent frames when there is no content-length header, automatically set it and default to content-type:text/plain (if not already set) and content-encoding:utf-8 (if not already set).


hashcube/js.io,gameclosure/js.io,hashcube/js.io,gameclosure/js.io