add spec for save client env
add spec for save client env

Change-Id: Ic94f77f1259b3e2ec8eb2f3a350122a330b04923

wcamarao/bosh-vcloud-cpi-release,cloudfoundry-incubator/bosh-vcloud-cpi-release,wcamarao/bosh-vcloud-cpi-release,cloudfoundry-incubator/bosh-vcloud-cpi-release,cloudfoundry-incubator/bosh-vcloud-cpi-release,wcamarao/bosh-vcloud-cpi-release