Update runtime files
diff --git a/runtime/vimrc_example.vim b/runtime/vimrc_example.vim
index 7f5bae0..a68ebe5 100644
--- a/runtime/vimrc_example.vim
+++ b/runtime/vimrc_example.vim
@@ -1,7 +1,7 @@
 " An example for a vimrc file.
 "
 " Maintainer:	Bram Moolenaar <Bram@vim.org>
-" Last change:	2016 Jul 28
+" Last change:	2017 Sep 20
 "
 " To use it, copy it to
 "     for Unix and OS/2:  ~/.vimrc
@@ -53,6 +53,8 @@
 "
 " The matchit plugin makes the % command work better, but it is not backwards
 " compatible.
+" The ! means the package won't be loaded right away but when plugins are
+" loaded during initialization.
 if has('syntax') && has('eval')
-  packadd matchit
+  packadd! matchit
 endif