Start README.rst with a better title
Start README.rst with a better title

Now that we are using gitea the contents of our README.rst are
more prominently displayed. Starting it with a "Team and repository
tags" title is a bit confusing. This change makes it start with the
name of the project instead.

Change-Id: Ic1ec732d9e1671cc336cd003610a7eab2fcbe8e6

rahulunair/kolla,stackforge/kolla,stackforge/kolla,stackforge/kolla,openstack/kolla,openstack/kolla,rahulunair/kolla