Generate manifest script can take a 2nd property
Generate manifest script can take a 2nd property

[#130975599]

Signed-off-by: Jonathan Qiwen Tsang <3d227aa6bffde73f6e08f0ffd3491f423c329e82@pivotal.io>

pivotal-cf/cf-redis-release,pivotal-cf/cf-redis-release,pivotal-cf/cf-redis-release