Update tripleo-common to 7.0.0
Update tripleo-common to 7.0.0

A new subpackage is created: python-tripleo-devtools, containing
tools for developers and CI that are tipically not needed elsewhere.

Change-Id: Ibe23aa7801361b24c96439c0bd1949e65d2c369e
Depends-on: I42a8fc1c8a2af89d493546f3a21cb909cf12ec30
Depends-on: I63c83273d59c230ddad9e02d8ed1446a8620dec2

openstack/rpm-packaging,openstack/rpm-packaging