Fix image change trigger test
Merge pull request #53 from ironcladlou/deploy-int-tests

Fix image change trigger test
Add a simple config change trigger test
Merge pull request #54 from ironcladlou/config-change-int-test

Add a simple config change trigger test
Refactor int tests to use external etcd
Merge pull request #55 from ironcladlou/int-test-refactor

Refactor int tests to use external etcd
add assertions for env var to confirm value change