Update README.md
improved octree traversal performance
improved lion pointcloud quality, updated examples
updated documentation
Update file_format.md
Update getting_started.md
added first person controls and camera.zoomTo(node)
Merge branch 'develop' of https://github.com/potree/potree into develop
added move event listener to FirstPersonControls
Merge pull request #43 from potree/develop

Develop