Update runtime files.
diff --git a/runtime/doc/autocmd.txt b/runtime/doc/autocmd.txt
index e1e96a7..06931df 100644
--- a/runtime/doc/autocmd.txt
+++ b/runtime/doc/autocmd.txt
@@ -1,4 +1,4 @@
-*autocmd.txt*   For Vim version 8.0.  Last change: 2017 Oct 21
+*autocmd.txt*   For Vim version 8.0.  Last change: 2017 Nov 05
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -68,7 +68,14 @@
 '|' appears before {cmd}.  This works: >
 	:augroup mine | au! BufRead | augroup END
 But this sees "augroup" as part of the defined command: >
+	:augroup mine | au! BufRead * | augroup END
 	:augroup mine | au BufRead * set tw=70 | augroup END
+Instead you can put the group name into the command: >
+	:au! mine BufRead *
+	:au mine BufRead * set tw=70
+Or use `:execute`: >
+	:augroup mine | exe "au! BufRead *" | augroup END
+	:augroup mine | exe "au BufRead * set tw=70" | augroup END
 
 Note that special characters (e.g., "%", "<cword>") in the ":autocmd"
 arguments are not expanded when the autocommand is defined.  These will be