[#1889] Fixed call to AsynchHttpClient builder.setBody() to pass in a
byte array rather than an InputStream as an InputStream sets the
transfer encoding to chunked. Updated AsynchHttpClient to v1.8.14
Merge pull request #818 from tazmaniax/lighthouse-1889-patch

[#1889] WS call does not work in play-1.3.0RC2-12-g87e2d3c