[BIG] Update 1

The first update for Voxelaxy is very very big. It brings a lot of new content and improvements.
Added:
- 3 game modes - Easy, Medium, Hardcore
- In-game tutorial
- Video Tutorial
- Music
- Splashscreen after hit
- Scrolling handslots
- Recycling
- Version bar
Changed:
- Bottles of oxygen stacking from 1 to 5
- Canteens of water stacking from 1 to 3
- Vegetables gives more hunger and thirsty points.
- Reduced hunger and thirsty ratio.