Accept .udebs at the very least.
Accept .udebs at the very least.

This does not fix #8 yet, but will need to rework the binary/artifact
distinction first.

Signed-off-by: Chris Lamb <29e6d179a8d73471df7861382db6dd7e64138033@debian.org>

lamby/buildinfo.debian.net,lamby/buildinfo.debian.net