Use autotools eclass, remove automake from DEPEND and drop EGIT_BRANCH.
tree604d9daf735349aafdec825d6ef7ba93699625ce
drwxr-xr-x - dev-games
drwxr-xr-x - dev-lang
drwxr-xr-x - games-engines
drwxr-xr-x - licenses
drwxr-xr-x - metadata
drwxr-xr-x - profiles
drwxr-xr-x - virtual