Merge pull request #269 from rackerjoe/iso

update glance in ISO branch
Merging in multi-image fix for glance cookbook
[BUG]: Need to pull in bug fixes into ISO branch

* Horizon CSS changes
  * https://github.com/rcbops-cookbooks/horizon/commit/fcb121ac2dec9e53fd6315550f77c85334627e4a
* Nova novnc console bugfix
  * https://github.com/rcbops-cookbooks/nova/issues/207
* Osops-utils update to use Ubuntu cloud archive
  * https://github.com/rcbops-cookbooks/osops-utils/commit/45e34a5fea39fec390096e146a1755e6ad560d8d
Merge pull request #273 from galstrom21/iso

[BUG]: Need to pull in bug fixes into ISO branch
Updating nova submodule to latest

pulling in the following fixes:
* If public_int in bridge set public_int to bridge
  * https://github.com/rcbops-cookbooks/nova/commit/ec6c7fded91fb4f2c594ef746e53ac589ca6cff3
* set use_single_default_gateway to false by default
  * https://github.com/rcbops-cookbooks/nova/commit/acc795edd19d0865276adef3fb672959d8050aa3
Merge pull request #275 from rcbops/iso_v2.0_proposed

Updating nova submodule to latest
updating osops-utils for rcbops/chef-cookbooks/Issue #310