Update resource DOM element helpers

See https://gist.github.com/ecbypi/3151818
Update root route

Display sign-in page when unauthenticated, redirect ot receipts page
when signed in.
Update subregions javascript to use backbone

* Extract `subregions` action into it's own controller.
* Extract priority countries into a constant
Remove unused boostrap helpers
Extract account form hints/labels into i18n

Reorganize grouping of state/country inputs to fix overrun problems.
Change button text to 'Update Forwarding Address'.
Start redis on travis-ci