integration test for displaying version
integration test for displaying version

[#126256605]

Signed-off-by: Nick Wei <397a225b6adb51a440bd3821475520403c3e9564@pivotal.io>

cloudfoundry/GATS,cloudfoundry/cli-acceptance-tests,cloudfoundry/cli-acceptance-tests,cloudfoundry/cli-acceptance-tests,cloudfoundry/GATS,cloudfoundry/GATS