Undervault 0.8

Changelog:

Added different playable characters with unique traits
Added easy difficulty level
Scale up UI option
Added Spanish localization (thanks to Caba!)
Balance adjustments:
- Easier to find high tier weapons
- High tier monsters appear later
- Accuracy ring stat bonus increased
- Syringe costs a little more
- Jewel cheaper, but affected by inflation
- Fortune level 1 gives more luck
Level generation changes:
- More revealed rooms in late game
- Fewer chapels in late game
- More blocking connections
- Allowed room generation on top of "Prison corner" struct
Increased variety of items in shop
Sort items in shop
Fixed bug related to cards recycling
Increased leaderboard size to 15
Text improvements
Other minor fixes and improvements