New Website + Documentation

Refs #33 

- [x] Refactor folder structure
- [x] Remove Angular from Bower, preferring the CDN instead
- [x] Bootstrap JS should not be concat'd, only the CDN used & images copied
- [x] Create `src/public` that always copies to `dist` & uses `usemin` during the `build` process
- [ ] Write documentation
- [ ] Screen cast