Cannot send Accept-Encoding with net::http

See this commit: https://github.com/janko/down/commit/86233855ccbd5d4c23b8ad565c64e770e8cb5dde#diff-e9b8a9ac06b9fed71d2486fb9ee9ad12bddaca2e7f51290640f5c3722d5b7a20R256

Is this workaround still needed?

I suspect it's also related to #87