Trigger main-bosh-docker build independently
Trigger main-bosh-docker build independently

It was based on main-ruby-go, but it's now based on ubuntu:xenial

Signed-off-by: Danny Berger <8efccf38e9d8f361e1973ad644e1b1e50ad8ecfe@pivotal.io>

barthy1/bosh,barthy1/bosh,barthy1/bosh,barthy1/bosh