Preliminary Commit to secure communication between Registrator and Consul

 -- This is just a prep work for :
        https://jira.opencord.org/browse/VOL-155,
      & https://jira.opencord.org/browse/VOL-154.
    Consul & Registrator - We just have to package the PKI files and Enable TLS.

 -- Consul Start-Up Logs
 ======================
ssl.josn
=============
{
  "ca_file": "/consul/config/voltha-CA-template.pem",
  "cert_file": "/consul/config/voltha-cert-template.crt",
  "key_file": "/consul/config/voltha-pvt-template.key",
  "verify_incoming": true,
  "verify_outgoing": true
}
Consul Start-up logs..
==========================

==> Starting Consul agent...
==> Consul agent running!
           Version: 'v0.8.3'
           Node ID: 'fc5cb7d0-106a-fa68-441f-251c5952d16c'
         Node name: 'ca6ebcd10ce5'
        Datacenter: 'dc1'
            Server: true (bootstrap: true)
       Client Addr: 0.0.0.0 (HTTP: 8501, HTTPS: 8500, DNS: 8600)
      Cluster Addr: 172.18.0.4 (LAN: 8301, WAN: 8302)
    Gossip encrypt: true, RPC-TLS: true, TLS-Incoming: true
             Atlas: <disabled>

==> Log data will now stream in as it occurs:
======================

ssl.josn
=============
{
  "ca_file": "/consul/config/voltha-CA-template.pem",
  "cert_file": "/consul/config/voltha-cert-template.crt",
  "key_file": "/consul/config/voltha-pvt-template.key",
  "verify_incoming": false,
  "verify_outgoing": false
}
Consul Start-up logs..
==========================

==> WARNING: LAN keyring exists but -encrypt given, using keyring
==> WARNING: WAN keyring exists but -encrypt given, using keyring
==> WARNING: Bootstrap mode enabled! Do not enable unless necessary
==> Starting Consul agent...
==> Consul agent running!
           Version: 'v0.8.3'
           Node ID: 'fc5cb7d0-106a-fa68-441f-251c5952d16c'
         Node name: 'ca6ebcd10ce5'
        Datacenter: 'dc1'
            Server: true (bootstrap: true)
       Client Addr: 0.0.0.0 (HTTP: 8501, HTTPS: 8500, DNS: 8600)
      Cluster Addr: 172.18.0.6 (LAN: 8301, WAN: 8302)
    Gossip encrypt: true, RPC-TLS: false, TLS-Incoming: false
             Atlas: <disabled>

Change-Id: I8acc9b680019076843f8b9b331c72d7a9b973bb1
diff --git a/consul_config/voltha-pvt-template.key b/consul_config/voltha-pvt-template.key
new file mode 100755
index 0000000..27b51dd
--- /dev/null
+++ b/consul_config/voltha-pvt-template.key
@@ -0,0 +1,27 @@
+-----BEGIN RSA PRIVATE KEY-----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+-----END RSA PRIVATE KEY-----