Merge branch 'develop'
Merge branch 'master' of github.com:bkloppenborg/simtoi
Update README.md

Fix to package names in apt-get commands.
Merge pull request #62 from baronfabien/patch-1

Update README.md
Update README.md

Yet another apt-get package to change.
Merge pull request #63 from baronfabien/patch-2

Update README.md
Merge branch 'develop'
JSON parse errors are now verbose.
Limb darkening law fragment shaders now modify the x-color of the vertex rather than the alpha blending coefficient. Backface culling has also been removed from the vertex shaders.
Merge branch 'master' into develop