Merge pull request #51 from robparrott/master

starting a single havana build for development purposes.
First attempt at plumbing through SES support
Also enable SES support in single-host
Fixing various constraint errors
More parameter fixes
Merge branch 'master' of github.com:huit/nepho into feature/openstack-havana
pull in OpenStack changes, including adaptations to make CentOS and RHEL work as well as Amazon LInux.
stop trying to stop sendmail ... may not be there.
Merge branch 'master' of github.com:huit/nepho into feature/openstack-havana
open ports and configure via packstack to use external IPs
switch over havana script to look like this one.
Merge branch 'master' of github.com:huit/nepho into feature/openstack-havana
Merge branch 'master' of github.com:huit/nepho into feature/openstack-havana
merge updated openstack work from my own repo.
merge completely stupid, trivial conflicts all due to whitespace
trying to collase releases into one openstack deployment
changes to allow general deployment YAML params that aren't needed by the CF template itself.
Merge branch 'feature/extra-params' into feature/openstack-havana
parse JSON to get release
Merge pull request #66 from huit/feature/extra-params

changes to allow general deployment YAML params that aren't needed by th...