Drop extraneous console log statement.

Author: addyosmani

step-1/index.html

@@ -67,7 +67,6 @@
   <script>
     var tabs = document.querySelector('paper-tabs');
     tabs.addEventListener('core-select', function(e) {
-      console.log("tab change: " + e.target.getAttribute('name') +" selected = " + e.detail.isSelected);
       console.log("Selected: " + tabs.selected);
     });
   </script>