Merge pull request #1470 from vantoan8x/click_event_support_keypath_function

Chart Node click event support key-path value for function callback

src/diagrams/flowchart/flowDb.js

@@ -232,7 +232,7 @@ const setClickFun = function(_id, functionName) {
         elem.addEventListener(
           'click',
           function() {
-            window[functionName](id);
+            utils.runFunc(functionName, id);
           },
           false
         );