Fix the nav item collapse and spy functionality

static/assets/js/navbar.js

@@ -30,6 +30,15 @@
         $('#logo').attr("src", invertedLogo);
       }
     });
+
+    // Creates a click handler to collapse the navigation when
+    // anchors in the mobile nav pop up are clicked
+    var navMain = $(".navbar-collapse");
+    navMain.on("click", "a", null, function (e) {
+      $('.navbar-collapse').collapse('hide');
+    });
   });
 
 })(jQuery);
+
+