Do not rely on ssh-agent in create_final_release script
Do not rely on ssh-agent in create_final_release script

Signed-off-by: Sheel Choksi <62853a7346bf04024bd27de3e54377911d62744f@pivotallabs.com>

cloudfoundry-incubator/diego-release,cloudfoundry-incubator/diego-release,cloudfoundry-incubator/diego-release,cloudfoundry-incubator/diego-release