This release includes support for graphql@0.8.0, which supports the October 2016 edition of the GraphQL specification.

New/Fixes:

• Adds ability to supply an extensions field in the response. (#152)
• Sends a 500 status code when the request failed to produce data in the response (#151)
• Exports parseBody for other libraries to use directly. (#150, #121)
• Enable ETag support (#119)