Add mobile page for review

@kylerush -- I branched off master, obviously haven't put YML in yet but we'll get there. Just wanted the initial a-ok from you.

May not work locally since waypoints.js and magnific.js don't get copied to the `dist` folder. If you copy manually, should be fine.

When this is merged, it will close #58.
can you look at the two variables in `website-guts/assets/css/variables.scss` and see if either one of those variables fits your needs? i'd like to standardize on those. also, i prefer to specify min and max width in pixels instead of ems.