Feature changes:
- #29: Add reading screen slider to navigate pages. By @webofpies in #88.
- #13: Allow term deletion from reading screen. By @disfated in #85.
- #90: Add Sanskrit.
Bug fixes:
- Remove duplicate terms from list (multiple image records) (addresses #105).
- Graceful failure for non-utf-8 files (addresses #67).
- Fix arrow key increment (addresses #96).
Back end changes:
- Fix/disable flaky CI tests for reliability.
- Stats distribution field in db.