explode label in chart pie

debomatic-webui/public/javascripts/page_history.js

@@ -117,6 +117,8 @@ function Page_History() {
         Chartist.Pie('#distributions-chart', distributions_data, {
             donut: true,
             donutWidth: 15,
+            labelOffset: 15,
+            labelDirection: 'explode'
         });
     }