RTL Version
In order to have RTL mode enabled, update below line in function initSettings in file Admin/src/js/app.js.
alreadyVisited = "rtl-mode-switch";
at line number 218.
And add lang="en" and dir="rtl" in html tag as shown below in the Admin/templates/partial/base.html.
<html lang="en" dir="rtl">
Note: After open terminal and enter command gulp