public void PastDays()
		{
			var pasado = new DateTime(1970, 10, 1);
			Assert.IsTrue(pasado.IsPastDate());
			Assert.IsFalse(pasado.IsFutureDate());
			Assert.IsFalse(pasado.IsToday());
		}
		public void FutureDays()
		{
			var futuro = new DateTime(2070, 10, 1);
			Assert.IsFalse(futuro.IsPastDate());
			Assert.IsTrue(futuro.IsFutureDate());
			Assert.IsFalse(futuro.IsToday());
		}