Add ConfigChange trigger to buildconfigs so creation of a buildconfig will trigger a build.
ref: https://github.com/openshift/origin/pull/4117/files#diff-277525da20d5908b3accfc234774ad6bR373
Add ConfigChange trigger to buildconfigs so creation of a buildconfig will trigger a build.
ref: https://github.com/openshift/origin/pull/4117/files#diff-277525da20d5908b3accfc234774ad6bR373