AsyncHttpClient/async-http-client — pull request #514 by elakito (2014-03-26 16:41:58+00:00)
Title: 511: 1.8.x GrizzlyAsyncHttpProvider not honoring usePreemtiveAuth

Hi Stephane,
here is the 1.8.x version of the same fix PR #512 that is adjusted for 1.8.x.
regards, aki