Update Notes:
1. This fixes an issue where the configuration tool key bindings weren't saving
2. This fixes the chat box not appearing when Tab was pressed (or whatever key was bound to it by the user)

Update Notes:
- Fixed "no sounds" bug with 7.1 speaker setup
- Added Invert mouse to in-game options
- "Disable sound" option in Configuration tool now works
- Less online disconnections, made timeouts more forgiving