Simplify the handling of OperationCanceledException in net35-cf library
Merge pull request #59 from sharwell/operation-canceled-exception

Simplify the handling of OperationCanceledException in net35-cf library
Extend PCL support to Silverlight 5 and Windows Phone 8
Added netcore45 and portable-net45 (Profile 78) assemblies
Update NuGet target framework names for portable class libraries
Simplify the handling of SerializableAttribute in portable libraries
Sign the test assemblies with a publicly shared key
Merge pull request #60 from sharwell/fix-33

Updated portable targets