Return 'this' from connect/disconnect. Fix bufsz scope. 
Return 'this' from connect/disconnect. Fix bufsz scope. 

saibotshamtul/teajs,ctkjose/teajs,saibotshamtul/teajs,ctkjose/teajs,ctkjose/teajs,ctkjose/teajs,ctkjose/teajs,saibotshamtul/teajs,saibotshamtul/teajs,saibotshamtul/teajs