should be chmod +x not chown +x
rather than world writable files, chown to $user.
no need to use install command for copying individual files
Merge branch 'master' into fixes
use mkdir -p for rom dirs to not throw error if they exist
do not remove git checkout of gngeo before build.
no need for host/target options
don't delete / re-clone each time
use mkdir -p in mame4all Makefile to avoid directory creation errors (at least when building with -jX)
missing slash in python code - this needs a rewrite to use python mkdir and os.path.join etc.
Merge pull request #370 from joolswills/fixes

Fixes