Windowkill 3.2.0b hotfix

[quote]Note to linux users reporting stuttering, please try enabling the "limit fps" option, this seems to solve the issue for most users. [/quote] [h2]New Features[/h2] [list] [*] Added the menu music as a selectable music track in-game [*] Added a couple missing credits [/list] [h2]Fixes[/h2] [list] [*] Fixed aim angle getting stuck sometimes for some users [*] Fixed windows 3.1 theme enabled before unlocking [*] Fixed visual bug with blip unlock secret [*] Fixed text overflowing with relaunch tooltip in some languages [/list]