Merge pull request #5356 from RosettaCommons/joshmiller/dojo-tracks
[Foldit] Dojo updates week of 4/19/21
**Release notes:**
- Removed tracks from Dojo mode
- Fixed a bug in Dojo mode causing some actions (especially the Rama map) to cost more stamina than intended
- Made fixes and balance changes to some Dojo levels
- The main menu now displays your Dojo rank and highest Dojo run score.