add docker_image_name attribute to VSGService

Change-Id: I27cd9ffd4629823f0f9cfe17c70038c2122929fc
diff --git a/xos/synchronizer/templates/docker.j2 b/xos/synchronizer/templates/docker.j2
new file mode 100644
index 0000000..48f5c5c
--- /dev/null
+++ b/xos/synchronizer/templates/docker.j2
@@ -0,0 +1,17 @@
+# Docker Upstart and SysVinit configuration file
+
+# Customize location of Docker binary (especially for development testing).
+#DOCKER="/usr/local/bin/docker"
+
+# Use DOCKER_OPTS to modify the daemon startup options.
+#DOCKER_OPTS="--dns 8.8.8.8 --dns 8.8.4.4"
+
+DOCKER_OPTS="{{ docker_opts }}"
+
+#"--insecure-registry 10.1.0.1:5000"
+
+# If you need Docker to use an HTTP proxy, it can also be specified here.
+#export http_proxy="http://127.0.0.1:3128/"
+
+# This is also a handy place to tweak where Docker's temporary files go.
+#export TMPDIR="/mnt/bigdrive/docker-tmp"