Fix failure in click_test.js

* In the drag interactions tests, make sure the notifier doesn't hide
  the drag elements.

Author: n-riesco

test/jasmine/tests/click_test.js

@@ -180,7 +180,13 @@ describe('Test click interactions:', function() {
 
     describe('drag interactions', function() {
         beforeEach(function(done) {
-            Plotly.plot(gd, mockCopy.data, mockCopy.layout).then(done);
+            Plotly.plot(gd, mockCopy.data, mockCopy.layout).then(function() {
+                // Do not let the notifier hide the drag elements
+                var tooltip = document.querySelector('.notifier-note');
+                if(tooltip) tooltip.style.display = 'None';
+
+                done();
+            });
         });
 
         it('on nw dragbox should update the axis ranges', function(done) {