Fixed a few wording issues, tweaked how users sign in / show suspended /...

... show approved and fixed password reset feature that Devise 3.1 broke
Devise 3.1 broke a few things on password reset -- [You can read more about it here](http://blog.plataformatec.com.br/2013/08/devise-3-1-now-with-more-secure-defaults/).

The gist of it is:

>"All mailers views also need to be updated to use @token, as shown here, instead of getting the token directly from the resource;"