dns test updates
ChunkedInputFilter: watch for early end of stream and report an error
OutputStreamDataSink: comment out the blocking paths.
Persist user-agent across redirects
Fix various ByteBuffer wrapping issues.
AsyncHttpResponseImpl: honor explicitly set content lengths
Fix relative path redirect issues.
https://github.com/koush/ion/issues/80
Redirects to POST should become GET.
Fixes https://github.com/koush/ion/issues/81
whitespace
Merge branch 'master' of https://github.com/koush/AndroidAsync

# By Koushik Dutta
# Via Koushik Dutta
* 'master' of https://github.com/koush/AndroidAsync:
  whitespace
  Redirects to POST should become GET. Fixes https://github.com/koush/ion/issues/81
  Fix relative path redirect issues. https://github.com/koush/ion/issues/80
  AsyncHttpResponseImpl: honor explicitly set content lengths
  Fix various ByteBuffer wrapping issues.
  Persist user-agent across redirects
  OutputStreamDataSink: comment out the blocking paths.
  ChunkedInputFilter: watch for early end of stream and report an error
  dns test updates