Update MenuFlags to work as expected

* 'popParent' has been removed
* 'noHistory' now works as expected
* Mods that explicitly want noHistory can state such in their constructor()

core/upload.js

@@ -2,7 +2,7 @@
 'use strict';
 
 //  enigma-bbs
-const MenuModule = require('./menu_module.js').MenuModule;
+const { MenuModule, MenuFlags } = require('./menu_module');
 const stringFormat = require('./string_format.js');
 const getSortedAvailableFileAreas =
     require('./file_base_area.js').getSortedAvailableFileAreas;
@@ -76,6 +76,8 @@ exports.getModule = class UploadModule extends MenuModule {
     constructor(options) {
         super(options);
 
+        this.setMergedFlag(MenuFlags.NoHistory);
+
         this.interrupt = MenuModule.InterruptTypes.Never;
 
         if (_.has(options, 'lastMenuResult.recvFilePaths')) {