Redesign

This is the start of a real design. It was inspired by several of the designs in #1. I would love some feedback and criticism.

![Screenshot_4_2_13_9_58_PM-3](https://f.cloud.github.com/assets/173/332015/ee68e916-9c0f-11e2-9d63-00f86d41029c.png)

Todo:
* [ ] rewrite mockup.scss and make it more modular
* [ ] create a real logo
* [ ] design unlock screen
* [ ] style forms
* [x] copy/reveal icons