1.1.15b update

Small fixes to improve the current 1.1.15 version. 1.1.15b: - Fixed "Jumps" stat always showing 0 in non-singleplayer modes - Changed "Ok" button in Server Disconnected/Not compatible version to a more visible color - Added "Motion Blur" setting in Video Settings - Fixed Discord integration dependency, making the game not work when Discord was not present