Update runtime files.
diff --git a/runtime/doc/usr_43.txt b/runtime/doc/usr_43.txt
index 6eaa9c1..8f0820f 100644
--- a/runtime/doc/usr_43.txt
+++ b/runtime/doc/usr_43.txt
@@ -1,4 +1,4 @@
-*usr_43.txt* For Vim version 7.4. Last change: 2008 Dec 28
+*usr_43.txt* For Vim version 7.4. Last change: 2015 Oct 23
VIM USER MANUAL - by Bram Moolenaar
@@ -46,6 +46,7 @@
setlocal softtabstop=4
noremap <buffer> <LocalLeader>c o/**************<CR><CR>/<Esc>
+ let b:undo_ftplugin = "setl softtabstop< | unmap <buffer> <LocalLeader>c"
Try editing a C file. You should notice that the 'softtabstop' option is set
to 4. But when you edit another file it's reset to the default zero. That is
@@ -60,6 +61,11 @@
|<LocalLeader>| in the mapping is replaced with the value of the
"maplocalleader" variable.
+The line to set b:undo_ftplugin is for when the filetype is set to another
+value. In that case you will want to undo your preferences. The
+b:undo_ftplugin variable is executed as a command. Watch out for characters
+with a special meaning inside a string, such as a backslash.
+
You can find examples for filetype plugins in this directory: >
$VIMRUNTIME/ftplugin/