* Remove redundant brackets
* Various hlint fixes
* Remove unused language pragrams and other fixes
* Use addStatic more consistently in examples
* Rename remaining usages of sceneAnimation to scene
- Move examples higher, above any technical details.
- Use a consistent off-white background color.
- Use more interesting and less trivial examples.
- Play at 50fps rather than 25fps.
- Host offsite (imgur) as to not take up repo space.
- Link to source file for each example.
Former-commit-id: 7e62a3a1ca99e9abc5781568ff920066c94783ee