Added a login tab to the nav bar, so you can login from anywhere on the site

Added a link to the SignUp Modal to the bottom of the LoginModal

Moved the signup link to the same line as 'Need an account?'

Used off('hidden') to reset the behavior for each Modal

Removed a trailing space

Fixed indentation
Merge pull request #141 from JGulbronson/master

Added a login tab to the nav bar, so you can login from anywhere on the site