[ONOS-3642] Add GUI Meter View

This implements the web GUI meter view.
Current implementation uses the group table icon for meter,
and the revised meter icon will be updated in following commit.
See ONOS-3645 for detail.

Change-Id: Iaa2e673ef83024135d757a2aaec1c31a87263217
diff --git a/web/gui/src/main/webapp/index.html b/web/gui/src/main/webapp/index.html
index de70334..8cf75e0 100644
--- a/web/gui/src/main/webapp/index.html
+++ b/web/gui/src/main/webapp/index.html
@@ -1,6 +1,6 @@
 <!DOCTYPE html>
 <!--
-~ Copyright 2014,2015 Open Networking Laboratory
+~ Copyright 2014-2016 Open Networking Laboratory
 ~
 ~ Licensed under the Apache License, Version 2.0 (the "License");
 ~ you may not use this file except in compliance with the License.
@@ -118,6 +118,7 @@
     <script src="app/view/flow/flow.js"></script>
     <script src="app/view/port/port.js"></script>
     <script src="app/view/group/group.js"></script>
+    <script src="app/view/meter/meter.js"></script>
     <script src="app/view/link/link.js"></script>
     <script src="app/view/host/host.js"></script>
     <script src="app/view/intent/intent.js"></script>
@@ -137,6 +138,7 @@
     <link rel="stylesheet" href="app/view/flow/flow.css">
     <link rel="stylesheet" href="app/view/port/port.css">
     <link rel="stylesheet" href="app/view/group/group.css">
+    <link rel="stylesheet" href="app/view/meter/meter.css">
     <link rel="stylesheet" href="app/view/link/link.css">
     <link rel="stylesheet" href="app/view/host/host.css">
     <link rel="stylesheet" href="app/view/intent/intent.css">