ImageRepository fixes

Move filter logic from rest to etcd for ImageRepositories.

Remove parseWatchResourceVersion now that it's available from
Kubernetes.

Fix label, field order in WatchImageRepositories.

Convert watch test to use a table and add more table cases.
Merge pull request #456 from ncdc/image-repository-fixes

Merged by openshift-bot
Use upstream ParseWatchResourceVersion
Merge pull request #459 from ncdc/ParseWatchResourceVersion

Merged by openshift-bot
Manual build trigger