Adding first implementation of vEG service

Change-Id: I2feeccd98e6e8932fe4552c575915d2f20fe5176
diff --git a/xos/synchronizer/templates/firewall_sample.j2 b/xos/synchronizer/templates/firewall_sample.j2
new file mode 100644
index 0000000..ce85e68
--- /dev/null
+++ b/xos/synchronizer/templates/firewall_sample.j2
@@ -0,0 +1,5 @@
+firewall_enable = {{ firewall_enable }}
+
+{% for firewall_rule in firewall_rules %}
+{{ firewall_rule }}
+{% endfor %}