fix multiple onMessage event calls
fix multiple onMessage event calls

PhunStyle/Gravebot,etp12/Gravebot,Gravebot/Gravebot,Gravebot/Gravebot,freevortex/teabot,stratsco/stratsbot,etp12/Gravebot,gw2code/Glenna,gw2code/Glenna,freevortex/teabot,PhunStyle/Gravebot,PhunStyle/Gravebot,Gravebot/Gravebot,gw2code/Glenna,etp12/Gravebot,stratsco/stratsbot