- ABI4 by default, fallback to abi 3.
- aa-prebuild cli that can be used by other project shipping profiles.
- --file option to cli to only build one dev profile.
- add abi version filter to only & exclude directives.
Turn out this is the actual source of issues #80#235:
- Some programs do not start well with scrub the environment
- Not related to dbus (but dbus was affected)
- May concern a lot of profiles
As a temporary solution, we convert all Px in px while we find out a proper solution.
