Here's the most important changes:

-Fixed audio lag.
-‎Fixed lost gamesaves.
-Added new weapon: Lanchester smg.
-Improved graphic.
-Improved performance.
-Improved fog and skyboxes.
-Improved animations.
-Improved buildings.
-Improved bullet hit effects.
-Improved Chinese and Italian translations.
-Improved survive mode.
-General improvements and fixes.

If your gamesaves are still corrupted, just let me know and i'll tell you how to fix this. Sorry for the troubles, happy holidays.

I have also a little survey, you can answer under this topic:
Does the framerate get higher since the last 5 updates?