static UserService()
{
Console.WriteLine("Adding Users to Server!");
User admin = new User("admin", "admin");
admin.AddRights(ERights.Read);
admin.AddRights(ERights.Write);
DataBase.User_DB.Add("admin", admin);
User pera = new User("pera", "pera");
pera.AddRights(ERights.Read);
DataBase.User_DB.Add("pera", pera);
}