GUI -- Added user feedback "flash" message function.
- flash hover mode when H key pressed.
- additional cleanup.

Change-Id: I14dd47c41842c3f6cb68d2c9fbe3ee96ad23ae86
diff --git a/web/gui/src/main/webapp/index2.html b/web/gui/src/main/webapp/index2.html
index eb268bb..a847a06 100644
--- a/web/gui/src/main/webapp/index2.html
+++ b/web/gui/src/main/webapp/index2.html
@@ -42,6 +42,7 @@
     <link rel="stylesheet" href="onos2.css">
     <link rel="stylesheet" href="mast2.css">
     <link rel="stylesheet" href="floatPanel.css">
+    <link rel="stylesheet" href="feedback.css">
 
     <!-- This is where contributed stylesheets get INJECTED -->
     <!-- TODO: replace with template marker and inject refs server-side -->
@@ -71,6 +72,9 @@
         <div id="alerts">
             <!-- NOTE: alert content injected here, as needed -->
         </div>
+        <div id="feedback">
+            <!-- NOTE: feedback to user -->
+        </div>
     </div>
 
     <!-- Initialize the UI...-->
@@ -89,6 +93,7 @@
 
     <!-- Framework module files included here -->
     <script src="mast2.js"></script>
+    <script src="feedback.js"></script>
 
     <!-- View Module Templates; REMOVE THESE LINES, FOR PRODUCTION -->
     <script src="module-svg-template.js"></script>