Quality improvements

I have made by your requests:

+ unused FPS optimization settings has been removed
+ animation preview has been improved
+ improved light for all main scenes.
Because of improvements of light, characters looks more beautiful.
I am working on improvement of other scenes.

https://steamcommunity.com/sharedfiles/filedetails/?id=2598191365

https://steamcommunity.com/sharedfiles/filedetails/?id=2598192031