Perform a noop on .net 4.5 and higher

Perform a noop on .net 4.5 (and higher).
InvariantCulture on EndsWith()
Merge pull request #4 from Mpdreamz/net-4.5

Perform a noop on .net 4.5 (and higher).
Merge pull request #13 from glennblock/dev

Merged