improve close/onclose
improve close/onclose

RyanHope/AutobahnJS,bigmeech/AutobahnJS,SpirentOrion/AutobahnJS,mykwillis/wamp-tessel,tavendo/AutobahnJS,cantidio/autobahn-js,tavendo/AutobahnJS,r2fresh/AutobahnJS,robertkraig/AutobahnJS,Dynalon/autobahn-ts,goeddea/autobahn-js,crossbario/autobahn-js,Dynalon/autobahn-ts,Dynalon/autobahn-js,bigmeech/AutobahnJS,oberstet/autobahn-js,svvac/AutobahnJS,ewollesen/AutobahnJS,crossbario/autobahn-js,tavendo/AutobahnJS,goeddea/autobahn-js,r2fresh/AutobahnJS,Dynalon/autobahn-ts,oberstet/autobahn-js,crossbario/autobahn-js,Dynalon/autobahn-js,bigmeech/AutobahnJS,cantidio/autobahn-js,Dynalon/autobahn-js,svvac/AutobahnJS,crossbario/autobahn-js,Aomitayo/AutobahnJS,oberstet/autobahn-js,Dynalon/autobahn-ts,Dynalon/autobahn-js,SpirentOrion/AutobahnJS,markope/AutobahnJS,cantidio/autobahn-js,miracle2k/AutobahnJS,svvac/AutobahnJS,goeddea/autobahn-js,oberstet/autobahn-js