cobbpg/elerea-examples — pull request #1 by pakanek (2014-01-24 01:23:15+00:00)
Title: missing Eq constraints

Fix for error during cabal install from hackage.

```
src/Bounce/Math.hs:53:10:
Could not deduce (Eq a) arising from a use of `scanM'
...
src/Bounce/Math.hs:59:10:
Could not deduce (Eq c) arising from a use of `scanM'
...
```