Change juvia styling

I've changed [theodi/juvia_rails](/theodi/juvia_rails) to have an options to not include the Juvia styles, so we can our own styling. This is what it looks like now:

![untitled](https://f.cloud.github.com/assets/109774/1406970/c7f0f5c6-3d5e-11e3-9757-099db60469b8.png)

I could probably pixel push all day, but this is good enough I think.