Camera documentation improvement

Please add clear info how to add custom button displaying current camera coordinates in web console to this page:
https://plot.ly/python/3d-camera-controls/
so that developer can choose camera config in web browser then view that config and copy/paste it to his source code.
example with that custom button can be fount at:
https://codepen.io/etpinard/pen/YedPjy?editors=0011