Fix UI performance issue in the dashboard [#1064]

CHANGELOG.md

@@ -5,6 +5,7 @@
     * More robust styling of admin themes page [#1067](https://github.com/getgrav/grav-plugin-admin/pull/1067)
     * Fix fullscreen editor height [#1065](https://github.com/getgrav/grav-plugin-admin/pull/1065)
     * Fix small UI issue in the editor with `codemirror.lineNumbers` && `codemirror.styleActiveLine` enabled
+    * Fix UI performance issue in the dashboard [#1064](https://github.com/getgrav/grav-plugin-admin/issues/1064)
 
 # v1.3.3
 ## 04/12/2017

themes/grav/app/main.js

@@ -27,9 +27,6 @@ KeepAlive.start();
 global.setInterval(() => {
     contentScrollbar.update();
     sidebar.scroller.update();
-    Object.keys(Dashboard.Chart.Instances).forEach((chart) => {
-        Dashboard.Chart.Instances[chart].chart.update();
-    });
 }, 150);
 
 // global event to catch sidebar_state changes