2.5:
- Reward multiplier slider (replaces old toggle option)
- Code cleanup/refactoring
- Update psiberx modules

Tested with game version 1.52.1
Options will reset if upgrading from < 2.5
Backup Sessions folder if worried about losing progress

Creation Mode 1.0.1:
- Update CET Lua Kit modules
- Use GameHUD.ShowMessage instead of ShowWarning