It still missing a test that makes sure upload is possible on portal_contributions

This was missing on previous commit

This configuration workflow only setups SlapOS Master related bt5 (not vifib_*)

If no data are set the entry is provided by SlapOS Master.

The REQUEST object stays between tests and can create slightly differences in
running tests selectively or in packs.

Additionaly request non shared partition.

Explicit is better than implicit.

Software Instance have no connection_xml, as they are "just requested".

As interaction is called early it can now miss the aggregate setup, so it
have to be caught explicitly.

Software Instance have no connection_xml, as they are "just requested".