build: cleaner `docker rmi`

no need to pipe to awk for orphan images

Signed-off-by: Vincent Batts <vbatts@redhat.com>
Fix the guestbook e2e test.
Merge pull request #1971 from brendandburns/fix

Fix the guestbook e2e test.
fix backwards compatible script
Merge pull request #1973 from lavalamp/fix4

fix backwards compatible script
Merge pull request #1970 from vbatts/vbatts-cleaner_rmi

build: cleaner `docker rmi`
Fixes to e2e script
Start running e2e go tests. Disable broken test.
Add election framework to master; publish services. Needs tests still.
Add notification feature to election package
Move runner to util
Add e2e test; ID->Name
Add integration test
WIP
Add exception to endpoint controller.
improvements to election package