ONOS-639 SDN-IP tutorial script for IPv6

IPv6 netowrk is advertised.
IPv6 address is used for BGP peering.
Still using IPv4 address for ONOS peering.
*.json files are updated correspondingly.

Change-Id: I8fdac12d2d25b840dcadfb261667a9f98eb9f6be
diff --git a/tools/tutorials/sdnip/configs-ipv6/sdnip.json b/tools/tutorials/sdnip/configs-ipv6/sdnip.json
new file mode 100644
index 0000000..412fb5b
--- /dev/null
+++ b/tools/tutorials/sdnip/configs-ipv6/sdnip.json
@@ -0,0 +1,54 @@
+{
+    "bgpPeers" : [
+        {
+            "attachmentDpid" : "00:00:00:00:00:00:00:a1",
+	    "attachmentPort" : "1",
+            "ipAddress" : "2001:1::1"
+        },
+	{
+            "attachmentDpid" : "00:00:00:00:00:00:00:a2",
+	    "attachmentPort" : "1",
+            "ipAddress" : "2001:2::1"
+        },
+	{
+            "attachmentDpid" : "00:00:00:00:00:00:00:a5",
+	    "attachmentPort" : "1",
+            "ipAddress" : "2001:3::1"
+        },
+	{
+            "attachmentDpid" : "00:00:00:00:00:00:00:a6",
+	    "attachmentPort" : "1",
+            "ipAddress" : "2001:4::1"
+        }
+    ],
+    "bgpSpeakers" : [
+        {
+            "name" : "bgp",
+            "attachmentDpid" : "00:00:00:00:00:00:00:a3",
+            "attachmentPort" : "1",
+            "macAddress" : "00:00:00:00:00:01",
+            "interfaceAddresses" : [
+                {
+		    "interfaceDpid" : "00:00:00:00:00:00:00:a1",
+		    "interfacePort" : "1",
+                    "ipAddress" : "2001:1::101"
+                },
+                {
+		    "interfaceDpid" : "00:00:00:00:00:00:00:a2",
+		    "interfacePort" : "1",
+                    "ipAddress" : "2001:2::101"
+                },
+                {
+		    "interfaceDpid" : "00:00:00:00:00:00:00:a5",
+		    "interfacePort" : "1",
+                    "ipAddress" : "2001:3::101"
+                },
+                {
+		    "interfaceDpid" : "00:00:00:00:00:00:00:a6",
+		    "interfacePort" : "1",
+                    "ipAddress" : "2001:4::101"
+                }
+            ]
+        }
+    ]
+}