[WIP] Cleanup and leverage GH pages v22

# :warning: WORK IN PROGRESS :warning: 

### TODO: 

- [x] Start jekyll from procfile instead of guard
- [x] Remove jekyll_ext
- [x] Remove haml
- [x] Removed cafe com dev stylesheet
- [x] Use jekyll's builtin sass processor
- [x] Remove compass
- [x] Remove Guard
- [ ] Team data
- [ ] Team collection
- [ ] Cases collection
- [ ] Review README instructions for sass
- [ ] Review README instructions and rake task for new profile