revert to upstream bosh-agent

as cloudfoundry/bosh-agent#327 and
cloudfoundry/bosh-agent#324 are merged

stemcell_builder/stages/bosh_go_agent/apply.sh

@@ -9,17 +9,14 @@ source $base_dir/lib/prelude_bosh.bash
 cp -a $assets_dir/alerts.monitrc $chroot/var/vcap/monit/alerts.monitrc
 cd $assets_dir
 
-# wget -O /usr/bin/meta4 https://github.com/dpb587/metalink/releases/download/v0.2.0/meta4-0.2.0-linux-amd64 \
-#   && echo "81a592eaf647358563f296aced845ac60d9061a45b30b852d1c3f3674720fe19  /usr/bin/meta4" | shasum -a 256 -c \
-#   && chmod +x /usr/bin/meta4
+wget -O /usr/bin/meta4 https://github.com/dpb587/metalink/releases/download/v0.2.0/meta4-0.2.0-linux-amd64 \
+  && echo "81a592eaf647358563f296aced845ac60d9061a45b30b852d1c3f3674720fe19  /usr/bin/meta4" | shasum -a 256 -c \
+  && chmod +x /usr/bin/meta4
 
-# bosh_agent_version=$(cat ${assets_dir}/bosh-agent-version)
-# /usr/bin/meta4 file-download --metalink=${assets_dir}/metalink.meta4 --file=bosh-agent-${bosh_agent_version}-linux-amd64 bosh-agent
+bosh_agent_version=$(cat ${assets_dir}/bosh-agent-version)
+/usr/bin/meta4 file-download --metalink=${assets_dir}/metalink.meta4 --file=bosh-agent-${bosh_agent_version}-linux-amd64 bosh-agent
 
-# mv bosh-agent $chroot/var/vcap/bosh/bin/
-
-#TODO: uncomment above and remove the line below once we have a the bosha-agent is fixed upstream to use systemd-resolve
-cp $assets_dir/bosh-agent $chroot/var/vcap/bosh/bin/bosh-agent
+mv bosh-agent $chroot/var/vcap/bosh/bin/
 
 cp $assets_dir/bosh-agent-rc $chroot/var/vcap/bosh/bin/bosh-agent-rc