fix release workflow

fix to 0.2.1 of cross image

install alsa-dev files inside linux build container

version 0.4.0

version 0.3.1

version 0.3.0

update docs for 0.2.2

update docs for 0.2.1

Merge branch 'master' of https://github.com/Grokmoo/sulis

version and doc updates for release