Comment 7 for bug 741613

Since there isn't any documentation of Serato's GEOB tag internals publicly available, I sat down an started to reverse-engineer the format.
Hotcues and Saved Loop are stored in the "Serato Markers2" tag.

More information:
http://homepage.rub.de/jan.holthuis/posts/reversing-seratos-geob-tags
https://github.com/Holzhaus/serato-tags/blob/master/docs/serato_markers2.md