Offset player by half a block
Add Controls
Use Images for Controls
Add flying, use motion(X/Y/Z)

Flying is now a player parameter
Check PLUS and MINUS when flying
Use motion(X/Y/Z)
Update TODO
Fix grass and water, modify terrain generator

Grass is now a multi textured block
Water no longer tries to render every side
Water now spawns at y < 16
What would have been grass is now dirt if below water
Changed switch case to use an enum
Merge branch 'terrain'
Merge branch 'master' of https://github.com/gamax92/GXCraft

Conflicts:
	source/main.c