Commented Issue: Update to ODataLib 5.6.0 RTM [1230]

ODataLib 5.6.0 RTM was just published:

http://www.nuget.org/packages/Microsoft.Data.OData/5.6.0

Comments: [Fixed](https://aspnetwebstack.codeplex.com/SourceControl/changeset/f22a0f7f6872629cd3ae96e0fdb72035f57ab99d).