Super fly login

Styles for login page and password recovery page

Do we need the link for the "Sign Up"? I don't think users are gonna be signing up with that form right, so I'll wait on the schema updates for the donor/recipient profiles until I work on that
does it really matter? It has all the features he's using and it gives you versioning. If he wants to add something in the future he could just make a PR on the gem right?