Enable Cmd key support in shortcuts

www/common/common-ui-elements.js

@@ -463,7 +463,6 @@ define([
     UIElements.createButton = function (common, type, rightside, data, callback) {
         var AppConfig = common.getAppConfig();
         var button;
-        var size = "17px";
         var sframeChan = common.getSframeChannel();
         switch (type) {
             case 'export':

www/common/toolbar3.js

@@ -777,7 +777,7 @@ define([
             content: '<span class="fa fa-plus-circle"></span> ' + Messages.creation_appMenuName
         });
         $(window).keydown(function (e) {
-            if (e.which === 69 && (e.ctrlKey || e.metaKey)) {
+            if (e.which === 69 && (e.ctrlKey || (navigator.platform === "MacIntel" && e.metaKey))) {
                 Common.createNewPadModal();
             }
         });