removed unused vector3
removed unused vector3

BabylonJS/Babylon.js,BabylonJS/Babylon.js,Kesshi/Babylon.js,sebavan/Babylon.js,RaananW/Babylon.js,NicolasBuecher/Babylon.js,Kesshi/Babylon.js,RaananW/Babylon.js,sebavan/Babylon.js,sebavan/Babylon.js,Kesshi/Babylon.js,RaananW/Babylon.js,NicolasBuecher/Babylon.js,NicolasBuecher/Babylon.js,BabylonJS/Babylon.js