overwrite the authenticate_inviter! method to invite the users.
Merge branch 'master' of github.com:nitinzd/brails
Merge branch 'master' of github.com:nitinzd/brails
add the levels_list page for admin.
Merge branch 'master' of github.com:nitinzd/brails
add calculate_cookies method. this method return the all cookies for each level.