fizmo: Add 0.7.3, bump to EAPI 4, suppress parallel make, disable --as-needed
treedf01f3970b6378e29bb2c17267adb88e76143a9b
drwxr-xr-x - dev-games
drwxr-xr-x - dev-lang
drwxr-xr-x - games-engines
drwxr-xr-x - games-util
drwxr-xr-x - licenses
drwxr-xr-x - metadata
drwxr-xr-x - profiles
drwxr-xr-x - virtual