Version 0.3

Rats & Relics — Update 0.3

Major changes:
- New card: Spindle (replaces one Coin)
- Smarter bots (neural network)
- Graveyard view
- Tutorial

Minor changes:
- New main menu
- Better table layout
- Settings (trigger stack and hints are now optional)
- Decks merged into one
- Icon buttons when building a pair
- Unselect targets by clicking again
- Target arrows from card edges
- No popup for Bone and Bell
- Hotseat and Puzzles hidden for now

Fixes:
- Online victory message
- Cards stuck on screen after drawing
- Picking cards when you can't play
- Debug buttons removed