TryGhost/Ghost — pull request #3159 by darvelo (2014-06-30 20:30:05+00:00)
Title: Signin Validation

closes #3120
- create `authenticate` action to validate, and call this.super() on success, notifications on error
- fixup signin validator error formatting

Signin functional tests aren't working after the switch to using the setup screen, but signin itself works.