Fixed skipping of XAuth parameters with OAuthParameterHandling.UrlOrPostParameters.
Add support for DateTimeOffset to XmlDeserializer
Ignore empty string values
Add TypeConverter fallback option
Added unit Test for DateTimeOffset XmlDeserialization
added fallback option for datetimeoffset objects that can't be deserialised by XmlConvert
Fixed Indentation
Fixed indentation

RestSharp uses tabs instead of spaces. Oy!
Merge pull request #407 from restsharp/datetimeoffset-support

Datetimeoffset support
Merge pull request #351 from Caliper/master

	 Fixed skipping of XAuth parameters with UrlOrPostParameters