changed the template for better support

The HEAT template now supports RHEL and Ubuntu
This template is now pulling a remote script which is used
to install all the things.

The template has better support for the new rackspace cloud
restrictions where new instances do not have a swap partition.
updated template run list
added support for alt urls for install script
fixed case
trying a new value
trying a new value
trying a new value
updated all rcb templates with the new values
added pw exports
Merge pull request #4 from cloudnull/rcb_aio_update

Updated all in one Rackspace Private Cloud Installation