Update README.md

Updating Cocos reference.

Adding a meta-ball particles example.

Updating to use automatic texture size uniforms.

Change the Cocos2D submodule to use http

Whoops. Left the diffusion shader in a non-working state.

Update README.md

Documentation.

Documentation.

Documenting.

Change to universal app.

Labeled sliders.

Merge branch 'master' of github.com:slembcke/Cocos2DShaderCookbook

Adding the original PSD file for the distance field.

Adding the original PSD file for the distance field.