It's a small update before I start working on more serious stuff.
Change log:
- Added some music created by Josh Culler.
- Added resolution selection to options.
- Added "invert mouse Y" option.
- Added volume sliders.
- Spell casting auto-repeats now when you hold the button.
- Moved missile starting position closer to the player to improve targetting.
- Increased lightning texture resolution.
- Improved stone cups behavior.