partial void DeleteProdLine(ProdLine instance);
 partial void UpdateProdLine(ProdLine instance);
		private void detach_ProdLine(ProdLine entity)
		{
			this.SendPropertyChanging();
			entity.Project = null;
		}
 partial void InsertProdLine(ProdLine instance);
		private void attach_ProdLine(ProdLine entity)
		{
			this.SendPropertyChanging();
			entity.Project = this;
		}