public static Usr toUsr(this UserEntity user, Usr usr = null)
{
if (usr == null)
{
usr = new Usr();
}
usr.UsrOwnId = user.Id;
usr.UsrNam = user.AccountName;
usr.UsrPsw = KriptoEntity.EncryptString(user.Password);
usr.UsrTyp = user.UserType.ToString();
return(usr);
}
