The daily build of Ubuntu 17.10 (which will be known as Artful Aardvark) can now be respun using my 'isorespin.sh' script with the Ubuntu build of mainline kernel v4.12-rc.
This means that for Intel Atom devices with the RTL8723BS WiFi chip such as the first versions of the Intel Compute Stick they will have both HDMI audio and wireless working OOTI (Out Of The
It is very early in the development/release cycle with Ubuntu 17.10 slated to be released on 19th October (https://wiki.ubuntu.com/ArtfulAardvark/ReleaseSchedule) using either the v4.12 or possibly the v4.13 kernel (http://phb-crystal-ball.org). However the dependency on customized kernels is clearly gone and although Ubuntu 17.10 will be a milestone for Intel Atom support it will somewhat ironically also be the last Ubuntu release with Unity.