Use gzip directly from software.

It means that there are no grave buildout/python errors. Functionality status
is not met yet.

It is required for profile based instantiation.

Turn on xtrabackup. Use maaakit.

Note: This is blind adaptation of current code, without any tests. This might
be incomplete code. Profiles *IS* incomplete, it will be fixed during runtime
checks.

Some more is required on filesystem level which shall result in generating
correct zope structure.

Thanks to this instantiation is more self documented.

This is an atomic commit this time.

They are not available on pypi.