Add kolla package
Add kolla package

This package contains templates and tools from the Kolla project to
build OpenStack container images.

It is required to allow the containerizing TripleO effort to build
docker images from the currently configured RDO repos.

Package review is https://bugzilla.redhat.com/show_bug.cgi?id=1390391

Change-Id: I29beb14e5db3eb37cf5ea7f2ea2067c517f5ad5d

redhat-openstack/rdoinfo,javierpena/rdoinfo