Single user sign up and single user sign up password authentication.
Check sign in against a non registered user.
Change Single user sign up test and Non Signed in user test to conform with roleModel Spinach conventions.
Last change implemented as per the Pull Requests comments.
Delete unused coffee script files as per Pull Request comments.
Merge pull request #1 from EricRicketts/week-one

Week one merge pull request, yes I will change MacVim to use 2 spaces vice a tab.