Add tls cert for etcd and loggregator
Add tls cert for etcd and loggregator

cloudfoundry-incubator/bosh-azure-cpi-release,bingosummer/bosh-azure-cpi-release,bingosummer/bosh-azure-cpi-release,bingosummer/bosh-azure-cpi-release,AbelHu/bosh-azure-cpi-release,gossion/bosh-azure-cpi-release,cloudfoundry-incubator/bosh-azure-cpi-release,gossion/bosh-azure-cpi-release,AbelHu/bosh-azure-cpi-release,AbelHu/bosh-azure-cpi-release,cloudfoundry-incubator/bosh-azure-cpi-release,gossion/bosh-azure-cpi-release