made the pack completely portable and wrote relevent bat files to go with it

gitportable/usr/share/vim/vim91/delmenu.vim

@@ -0,0 +1,58 @@
+" This Vim script deletes all the menus, so that they can be redefined.
+" Warning: This also deletes all menus defined by the user!
+"
+" Maintainer:	The Vim Project <https://github.com/vim/vim>
+" Last Change:	2023 Aug 10
+" Former Maintainer:	Bram Moolenaar <Bram@vim.org>
+
+aunmenu *
+tlunmenu *
+
+if exists('#SetupLazyloadMenus')
+  au! SetupLazyloadMenus
+  augroup! SetupLazyloadMenus
+endif
+
+if exists('#buffer_list')
+  au! buffer_list
+  augroup! buffer_list
+endif
+
+if exists('#LoadBufferMenu')
+  au! LoadBufferMenu
+  augroup! LoadBufferMenu
+endif
+
+if exists('#spellmenu')
+  au! spellmenu
+  augroup! spellmenu
+endif
+
+if exists('#SpellPopupMenu')
+  au! SpellPopupMenu
+  augroup! SpellPopupMenu
+endif
+
+unlet! g:did_install_default_menus
+unlet! g:did_install_syntax_menu
+
+if exists('g:did_menu_trans')
+  menutrans clear
+  unlet g:did_menu_trans
+endif
+
+unlet! g:find_help_dialog
+
+unlet! g:menutrans_fileformat_choices
+unlet! g:menutrans_fileformat_dialog
+unlet! g:menutrans_help_dialog
+unlet! g:menutrans_no_file
+unlet! g:menutrans_path_dialog
+unlet! g:menutrans_set_lang_to
+unlet! g:menutrans_spell_add_ARG_to_word_list
+unlet! g:menutrans_spell_change_ARG_to
+unlet! g:menutrans_spell_ignore_ARG
+unlet! g:menutrans_tags_dialog
+unlet! g:menutrans_textwidth_dialog
+
+" vim: set sw=2 :