Add test for the challenge button display and make the get requests to follow redirects where necessary
Add test for the 'challenges' super user button display
Get rid of the get_profile_actions function from challenges models
Add tests for special quest profile buttons
Delete get_profile_superuser_actions and refactor get_profile_actions
Get and pass specialquest_button to the context in order to display the corresponding button on the profile page
Use the template for displaying the special quest buttons for users and superusers