OpenStack's primary git repositories aren't on github, so update the URLs en-masse to point to git.o.o. There are some references left as they either reference code that is only on github, or require it, like the Jenkins element. Change-Id: Id50f2e0fc0b301b5b2d04f769d032044cd11404c
Installs Apache2 from packages.
Will generate Snakeoil self signed ssl certs if the provided PEM file is unable to pass basic validity check.
The Snakeoil SSL cert can be configured via Heat Metadata. For example:
apache2:
snakeoil_pem: ----- BEGIN PlaceHolder...
snakeoil_key: ----- BEGIN PlaceHolder...
Sample usage shown in nagios3 template at: https://git.openstack.org/cgit/openstack/tripleo-heat-templates