Package Groups: add ability to list groups by repo and retrieve info for a group
Errata: update v2 controller to allow request by repo

This commit contains a small change to support requesting
errata by repo.

It also includes a small fix for a typo of repo_ids vs repoid.
Merge pull request #3718 from jlsherrill/wait

wait for node publish before triggering node sync
Merge pull request #3711 from bbuckingham/cv-rework-pkggroups

Package Groups: add ability to list groups by repo and retrieve info for a group
Merge pull request #3713 from bbuckingham/cv-rework-errata

Errata: update v2 controller to allow request by repo
Expose the paths command to apipie so that it can be exposed by hammer
Remove unused file
Merge pull request #3721 from daviddavis/temp/20140221152623

Remove unused file
Downcase the name field so that product searching by name works
Merge pull request #3724 from bkearney/bkearney/products-search-by-name

Downcase the name field so that product searching by name works
Merge pull request #3720 from bkearney/bkearney/expose-paths-to-apipie

Expose the paths command to apipie so that it can be exposed by hammer
Merge branch 'master' into merge-to-cv-rework

Conflicts:
	app/models/katello/glue/elastic_search/package_group.rb
	config/routes/api/v2.rb
Merge pull request #3727 from parthaa/merge-to-cv-rework

Merge master to cv rework
Content Views: Adding in composite content views
Merge pull request #3715 from daviddavis/cv-composites

Content Views: Create and edit composite content views
initial cv publishing work