Attach a Globe to an existing canvas

[emxsys]

Add the capability to attach the Globe to existing canvas if a canvas' element ID is supplied as a property.

[emxsys]

Example using an existing canvas element with the Globe canvasId props.

  render() {
    return (
        <div className="fullscreen" >
            <canvas id="test"></canvas>
            <Globe canvasId="test"/>
        </div>
    )
  }