Valley redux

Finished!

Files changed:
- 9 new levels
- Lots of NPCs and their images
- Change healthpot to healthpotion
- Get rid of the stick chest in Black Caverns
- Change mariachi band, frog, and spider HPs and damages
- Add two new weapons, crimson sword
- Add superhealthpotion

Lots of thanks to reddfawks for the awesome sprites and protuhj for the spider (dropbear) code

EDIT: Ideally, the amount of time required for a full playthrough of the world should be 30-45 minutes. Please test from the beginning and tell me how long it takes to complete it.