Add the product to your buildout.cfg:
eggs = ... hmc.theme
Log into your Plone website. In Site Setup > Add-ons activate Diazo
plonetheme.diazo_sunburst is an external dependency.
In Theming > Advanced choose the
plonetheme.diazo_sunburst theme base
as the base. Note that this will remove formatting from the site setup panel
and things get jumbled up, which is a known issue.
Finally, in Theming > Themes enable the HMC theme.
This product may contain traces of nuts.