emacs key binding for stackedit.io

stackedit_emacs_keyb.js

var ace = {};
ace.require = require;
ace.define = define;
ace.require(["ace/lib/net"], function(acenet){
    acenet.loadScript("https://rawgithub.com/ajaxorg/ace-builds/master/src-min-noconflict/keybinding-emacs.js", function() {
        e = document.querySelector(".ace_editor").env.editor
        ace.require(["ace/keyboard/emacs"], function(aceemacs) {
            e.setKeyboardHandler(aceemacs.handler);
        })
    })
})