Added textures for blocks.
Added spritesheet and texture index and type from spritesheet.
Added some more stuff for textures
Changed texture and added flat in fragment shader
shader stuff
Added camera x and z to screen and fix texture.
inverted y
Fixed textured blocks on nvidia graphics card.
Added dirt, stone, leaf and wood textures and generation.
made grass place dirt block if not on top
Started work on textured gui.
Fixed one issue with textured gui.
Fixed textured gui.