Here are the release notes:

Cyrillic

  • Cyrillic glyphs are now available.
  • Classic fonts have been updated.

Performance Improvements

  • New multi-threaded renderer gives smoother framerates.
  • CPU and battery utilization have been reduced.
  • Window resizing feels like butter.
  • Fullscreen and background windows are less taxing on the system.

Bugfixes

  • Fixed some minor rendering glitches.
  • Fixed a bug that was breaking some function keys.
  • Fixed a bug that was preventing individual sounds from being disabled.
  • Added a setting to disable all sounds.