Improve formatting of OpenShift Origin README
Improve formatting of OpenShift Origin README

Fix the bullet list, and add a title.

Change-Id: Icfa04bfbbb54cbaf244fc43041c4be24a9c5c0b9

rackerlabs/heat-templates,andxeg/heat-templates,wesparish/heat-templates,chrishultin/heat-templates,kwrobert/heat-templates,cosminmocan/heat-templates,wesparish/heat-templates,rdo-management/heat-templates,tgreenyc/heat-templates,kwrobert/heat-templates,rdo-management/heat-templates,tgreenyc/heat-templates,kwrobert/heat-templates,varunarya10/heat-templates,cosminmocan/heat-templates,tgreenyc/heat-templates,openstack/heat-templates,rdo-management/heat-templates,varunarya10/heat-templates,bbandaru/heat-templates,wesparish/heat-templates,bbandaru/heat-templates,andxeg/heat-templates,wesparish/heat-templates,cosminmocan/heat-templates,EMSL-MSC/heat-templates,chrishultin/heat-templates,cosminmocan/heat-templates,chrishultin/heat-templates,andxeg/heat-templates,rdo-management/heat-templates,bbandaru/heat-templates,openstack/heat-templates,bbandaru/heat-templates,chrishultin/heat-templates,openstack/heat-templates,tgreenyc/heat-templates,rdo-management/heat-templates,andxeg/heat-templates,kwrobert/heat-templates