Changelog:
- Added chamber 19
- Added 2nd background music for chambers 10 to 19
- The music is now playing continuously. No restart by death.
- Changed the jump sound (still a placeholder)
- Added several enemy collide animations
- Added dust cloud for players' landing animation
- Increased the glow effect for the acid basins
- Added more details (e.g. spiderweb animation)
- General improvements
- Bugfixing
