Begin work on upgrade to latest L5

- [ ] Fix up bootstrap files to reflect current state of laravel skeleton repo
- [ ] Convert over environment config to .env file
- [ ] Add kernel classes for Http and Console
- [ ] Comment out some code which has been broken
- [ ] Stop using allman for stuff copied from laravel/laravel
- [ ] Fix routes
- [ ] Filters => Middleware
- [ ] Re-add symfony browser crawler stuff
- [ ] Test site