kripken/emscripten — pull request #3016 by jpx (2014-11-24 10:58:31+00:00)
Title: async_wget2 and async_wget2_data additionalHeaders argument

Update async_wget2 and async_wget2_data to allow passing additional headers to http requests.
Add support for range response status 206 to async_wget2_data.

The aim is primarily to support http ranges with 'GET' requests.