Load matchit.vim

Give precedence to a user installed version, if it exists.

README.markdown

@@ -32,6 +32,8 @@ mostly `:set` calls.)  Here's a taste:
 * `'listchars'`: Show trailing whitespace.
 * `'scrolloff'`: Always show at least one line above/below the cursor.
 * `nmap Y y$`: Make `Y` behaves like `C` and `D`.
+* `runtime! macros/matchit.vim`: Load the version of matchit.vim that ships
+  with Vim.
 
 [source]: https://github.com/tpope/vim-sensible/master/plugin/sensible.vim
 

plugin/sensible.vim

@@ -51,6 +51,10 @@ if exists('+undofile')
   set undofile
 endif
 
+if !exists('g:loaded_matchit') && findfile('plugin/matchit.vim', &rtp) ==# ''
+  runtime! macros/matchit.vim
+endif
+
 nnoremap Y y$
 
 " vim:set ft=vim et sw=2: