RVU model detail page now uses pk instead of slug for URL
RVU targets now calculated
Added help to every page and tweaked some existing help info.

Added misc mouseover text.

Linked "Create Order Set" button back to order sets page.

Everything now says "RVU Tracker"

Deleted unused "account_info.html" and "home.html"
tests can be removed from the list of performed tests
Moar help
Merge branch 'andy-edits'
Merge remote-tracking branch 'origin/mike-djangular'
favorites list now angular-ready
ng-if changed to != -1
favorites working