This creates and moves the dependencies for Ubuntu into a common
openstack-base container. This commit shows dramatically smaller
sizes for all non-openstack containers. The Openstack container remain
the same size.

Change-Id: I2f46420d4b9edcfddda374caddcce906fc708f6c
Partially-Implements: blueprint openstack-common-container

This changes bootstrapping of the Heat container to bootstrap
the Heat container with a heat domain user.  This requires some
work from bootstrap.yml to pass in several environment variables
needed by the heat domain setup script.

Co-Authored-By: Sam Yaple <sam@yaple.net>
Change-Id: Iab05983754fa514835cb5ff54d775faa18773110
Partially-implements: blueprint ansible-heat

A default configuration file is present in RPM distros which
listen to http on port 80 by default.

With this patch the keystone container works on centos+binary
where it did not previously.

Closes-Bug: 1490025

Change-Id: I4b5260200521e79d76eec324eb0ef026aa61b23d

Updated build.py to reflect this change.
Deprecate --template option and make it a noop.

Change-Id: I7cd98d1ee684a4c64984a49597159868152683b2
Partially-Implements: blueprint remove-docker-dir

This patch allows to add instructions to final images
like setting runtime environment variables or deleting
build time HTTP proxies

Change-Id: I23ad325e0898d77804a22038ddc618e1e49afd88
Partially-Implements: blueprint add-proxy-to-dockerfiles

A change merged in the base allows for Centos and Ubuntu to install
all python things to the same locations. This updates the source
section to reflect that change.

Change-Id: Ie3d0ce1bb72bad5b5eb6c0189fb6bcb757e6ed36
Partially-Implements: blueprint install-from-ubuntu

Change-Id: Idf1ec73c3f42b27ec1d0887e47b02bac5214cd87
Closes-Bug: #1488121

Due to the differences between Ubuntu and Centos around Apache2 I have
had to copy both start.sh and config-external.sh to be unique files
for Ubuntu so as not to affect Centos either. This can be removed when
we change the way config-external works.

Change-Id: I14dc11e7bb6284b897259a53acc914ae8f254d3c
Partially-Implements: blueprint install-from-ubuntu

Change-Id: Ifc19a4e51419d83082007809f51e2d9d6378f328
Partially-Implements: blueprint dockerfile-template