Merge pull request #496 from contactashish13/test-3.3.0

add ability to extend settings

Author: contactashish13

js/render-google.js

@@ -228,6 +228,8 @@ var __visualizer_chart_images   = [];
             }
         });
 
+        $('body').trigger('visualizer:chart:settings:extend', {id: id, chart: chart, settings: settings, data: table});
+
         render.draw(table, settings);
 	}