/// <summary>
 /// Adds the specified user names to the specified roles for the configured applicationName.
 /// </summary>
 /// <param name="usernames">A string array of user names to be added to the specified roles.</param>
 /// <param name="roleNames">A string array of the role names to add the specified user names to.</param>
 public override void AddUsersToRoles(string[] usernames, string[] roleNames)
 {
     using (SiteDB db = new SiteDB())
     {
         RoleRepository.AddUsersToRoles(db, usernames, roleNames);
     }
 }