Instructions for Upgrading
Scroll down to the last time you updated the plugin, then follow the upgrade steps upward till you get back to this message.
25/12/08 - Changes has_and_belongs_to_many to a has_many :through association
Copy generators/role_model/templates/role_model.rb to app/models/role.rb
Copy generators/role_model/templates/role_user_model.rb to app/models/role_user.rb
Open each file and replace the erb code (<%= %>) with the correct model class name below
role.rb -> Role
role_user.rb -> RoleUser