Revert "avoid an unnecessary heatmap event"

This reverts commit 2542a2d8501229d3b7c5585ed719946814996fa8.

Fixes #358

h/js/controllers.coffee

@@ -28,6 +28,7 @@ class App
       $location.search('id', null).replace()
       dynamicBucket = true
       annotator.showViewer()
+      heatmap.publish 'updated'
 
     heatmap.subscribe 'updated', =>
       elem = d3.select(heatmap.element[0])