Add nginx 1.6.2 blob.
Add nginx 1.6.2 blob.

Signed-off-by: Brenda Chan <a73b4c8df187420e3fedfcd06e6a93288c7b6ac0@pivotal.io>

cloudfoundry-community/nginx-release,pivotal-cf-experimental/nginx-bosh-release,cloudfoundry-community/nginx-release,pivotal-cf-experimental/nginx-bosh-release