- Fixed issue with extra backslash from escape characters json string.
- Fixed issue with extra backslash from escape characters json string.

--HG--
extra : convert_revision : svn%3Aa83551a4-30f6-4d81-a974-c6ced450ddbf/Main%4055810

swiese/facebook-csharp-sdk,swiese/facebook-csharp-sdk,Ali-Shaltout/facebook-csharp-sdk,Ali-Shaltout/facebook-csharp-sdk,facebook-csharp-sdk/facebook-csharp-sdk,simpleverso/facebook-csharp-sdk,ladyquartermaine/facebook-csharp-sdk,facebook-csharp-sdk/facebook-csharp-sdk,ladyquartermaine/facebook-csharp-sdk,simpleverso/facebook-csharp-sdk