Several demo improvements:
- Updated doors with several connected panels to indicate destruction of each.
- Level bugfixes.
- Improvements to level layout and checkpoints.
- Slightly reduced player melee range.
- Added more tutorial hints.
- Fixed text overflow and added Unicode support to the end level screen.
- Disabled killcam for lasers.
- Increased sword enemy speed.
- Updated save game version: New game start is required.
