New features and timeout fix.

* Added title button that changes tab.
* Changed expansion icon to plus and minus.
* Fixed metadata timeout.

Change-Id: I7e0806d9641df14813be7890aa56c36d1720bfdc
diff --git a/client/catalog-dev/js/catalog.js b/client/catalog-dev/js/catalog.js
index 447afa2..c3c49cf 100644
--- a/client/catalog-dev/js/catalog.js
+++ b/client/catalog-dev/js/catalog.js
@@ -264,6 +264,7 @@
     this.resultTable.popover({
       selector: ".metaDataLink",
       content: function() {
+        $('.metaDataLink').not(this).popover('destroy');
         return scope.getMetaData(this);
       },
       title: "Metadata",
@@ -285,6 +286,13 @@
       scope.request(null , filename);
     });
 
+    //Allow the title to change the tab
+    $('#brand-title').click(function(){
+      //Correct active class on tabs.
+      $('#explore-tab').removeClass('active');
+      $('#search-tab').addClass('active');
+    });
+
   }
 
   Atmos.prototype.clearResults = function() {
@@ -846,7 +854,7 @@
       var n2 = new Name(name);
       n2.appendSegment(segment);
 
-      scope.expressInterest(n2, handleData, function() {});
+      scope.expressInterest(n2, handleData, function(err, interest){failure(interest)});
       //Forward to handleData and ignore error
     }