Tests for deleting users.

These simple tests just checks that the list of users includes links
to delete and that when clicked they are removed from the system.
Add tests for password field.

Do not allow password fields to be provided using text fields since
the text is visible on screen.
Made it look pretty :)
Merge branch 'master' of https://github.com/geisler/game_contest_server
New tests
Completed all tests as of 10/3/2013