1. Added new options in pause menu:
1.1 Restart from last checkpoint - Load auto-saved file.
1.2 Quick save - Manually save the game.
1.3 Quick load - Load quick-saved file.
2. Changed some tables' collider. Player can now crawl beneath these tables.
3. Several bug-fixes:
- Character no longer stuck while holding the corner of the movable laser terminals.
- Character no longer stuck on chairs.
- Movable objects can no longer be pushed/pulled diagonally from the corner.
