Merge pull request #310 from ddotlic/master

Fixed SL5 compilation
INCR to v3.9.44
Fixed LastMonday issue.
Added test for LastMonday extension method.
Merge pull request #311 from AlexandrYZ/master

LastMonday issue
fix csvserializer whitespace
ignore test xml files
remove dirty SS.Text dll from lib causing test runner issues
Add ParseManual workaround for parsing Dates in Mono
Add ex.GetResponseBody() extension method in HTTP Utils
Added missing method for SL and WinRT.

ConvertAll does not exist as a method on the List<T> for the above platforms,
so the builds for them fail.
INCR to v3.9.44
New SL5 binaries for 3.9.44.

To be used with the next NuGet package.