First draft to a heat haze shader
Adding uniforms to controll the heat haze shader
Tweeking variables to match heathaze to the new master
Merge pull request #21 from ninjadev/heathaze

A simple heat haze shader
Update music
Merge pull request #27 from ninjadev/music

Update music
Add seed animation to beginning of DesertLayer
Merge pull request #28 from ninjadev/animate-seed

Add seed animation to beginning of DesertLayer
Add volcano module
Merge pull request #29 from ninjadev/add-volcano

Add volcano module
Add doom skybox
Merge pull request #31 from ninjadev/doom-skybox

Add doom skybox
Add some lens distortion, vignette post effects