packaging: setup: rpm-distro: allow use by other packages

add a list into environment of groups/packages that should be updated.
per entry group has higher priority than packages.

add a list into environment of setup packages that must be updated
manually.

Change-Id: I3e4ad1c7f08d0a41742bc44c2ae469c6074cb768
Signed-off-by: Alon Bar-Lev <alonbl@redhat.com>