Stick with 'Open Sans'

- remove 'Istok' and 'Crete Round' fonts
Change breakpoints
Remove most routes to make site a single page for now
Move navigation partial to the application template
Change link-tos to javascript:void(0)
Picked a tagline :D
Add device-scaled backgrounds to use with breakpoints
Add 'Open Sans' font sass file
Standardize font css app-wide