static isSupported(){
            let canvasElement = document.createElement( 'canvas' );
            let webglContext = $.isFunction( canvasElement.getContext ) &&
                        canvasElement.getContext( 'webgl' );
            let ext = webglContext && webglContext.getExtension('WEBGL_lose_context');
            if(ext){
                ext.loseContext();
            }
            return !!( webglContext );
        }
@returns {Boolean} true if canvas and webgl are supported