// TODO think of other properties that are particular to groups.
/// A clan.
/// This is a group of multiple users.
pubstructUserGroup{/// The id of this clan.
pubid:i32,
/// The users composing this clan.
pubusers:Vec<i32>,
}/// The settings of user groups.
pubstructUserGroupSettings{/// The maximum number of users in a group.
pubmaximum_users:i32,
}