Trim Starry Sky and Sand Dunes to where they loop and then loop from there #66
Description
Only problem with this is Sand Dunes often appears blurry immediately after loading/looping, doesn't seem to be an issue for Starry Sky
"identify where video loops"
http://zulko.github.io/blog/2015/02/01/extracting-perfectly-looping-gifs-from-videos-with-python-and-moviepy/
http://sunnybala.com/2017/05/28/python-video-loop-detection.html
https://github.com/sunnybala/video-loop-detection/blob/master/analysis.py