Added support for axes and scroll wheels.
Added support for quitting by clicking the close button.
Cleaned up input bindings.
Removed deprecated config methods.
Removed whitespace.
Merge pull request #180 from Circular-Studios/feature/ShadowMaps

Feature: Directional Light Shadow Maps
Updated README with link to latest dash docs.
Minor changes so I can merge develop in.
Merge branch 'develop' into feature/ShadowMaps