Sorting XML by Date using the XPathExpression Class
and a custom class implementing IComparer

Unsorted Nodes: Sorted Nodes:
2002-1-5
2002-1-4
2002-1-3
2002-1-2
2002-1-1
2002-1-29
2002-1-27
2002-1-22
2002-1-15
2002-1-12
2002-4-13
2002-4-2
2002-2-28
2002-3-11
2002-1-14
2002-1-2
2002-1-16
2002-1-26
2002-3-5
2002-2-2
2002-1-4
2002-1-1
2002-1-2
2002-1-2
2002-1-3
2002-1-4
2002-1-4
2002-1-5
2002-1-12
2002-1-14
2002-1-15
2002-1-16
2002-1-22
2002-1-26
2002-1-27
2002-1-29
2002-2-2
2002-2-28
2002-3-5
2002-3-11
2002-4-2
2002-4-13