add function getFrontPosition
add function getFrontPosition

Used to retrieve a position in front of the camera.
for example:

Place an object in front of unit 10 of the camera.
box.position = camera.getFrontPosition(10);
RaananW/Babylon.js,abow/Babylon.js,abow/Babylon.js,abow/Babylon.js,BabylonJS/Babylon.js,jbousquie/Babylon.js,sebavan/Babylon.js,RaananW/Babylon.js,Temechon/Babylon.js,jbousquie/Babylon.js,Hersir88/Babylon.js,Kesshi/Babylon.js,Hersir88/Babylon.js,Kesshi/Babylon.js,Hersir88/Babylon.js,Temechon/Babylon.js,sebavan/Babylon.js,RaananW/Babylon.js,NicolasBuecher/Babylon.js,sebavan/Babylon.js,jbousquie/Babylon.js,Kesshi/Babylon.js,NicolasBuecher/Babylon.js,Temechon/Babylon.js,NicolasBuecher/Babylon.js,BabylonJS/Babylon.js,BabylonJS/Babylon.js