patch 8.0.1547: undo in the options window makes it empty commit https://github.com/vim/vim/commit/9c474b277336235012f0c058bbaef2961d1ec83e Author: Bram Moolenaar <Bram@vim.org> Date: Tue Feb 27 17:04:25 2018 +0100 patch 8.0.1547: undo in the options window makes it empty Problem: Undo in the options window makes it empty. Solution: Set 'undolevels' while filling the buffer. (Yasuhiro Matthew, closes #2645)

" Vim support file to switch off loading plugins for file types
"
" Maintainer:	Bram Moolenaar <Bram@vim.org>
" Last Change:	2011 Oct 20

if exists("did_load_ftplugin")
  unlet did_load_ftplugin
endif

" Remove all autocommands in the filetypeplugin group, if any exist.
if exists("#filetypeplugin")
  silent! au! filetypeplugin *
endif