Update runtime files.
diff --git a/runtime/tutor/tutor.vim b/runtime/tutor/tutor.vim
index 6af69d0..f8a5496 100644
--- a/runtime/tutor/tutor.vim
+++ b/runtime/tutor/tutor.vim
@@ -1,12 +1,12 @@
" Vim tutor support file
" Author: Eduardo F. Amatria <eferna1@platea.pntic.mec.es>
" Maintainer: Bram Moolenaar
-" Last Change: 2016 Jul 16
+" Last Change: 2018 Apr 11
" This Vim script is used for detecting if a translation of the
" tutor file exist, i.e., a tutor.xx file, where xx is the language.
" If the translation does not exist, or no extension is given,
-" it defaults to the english version.
+" it defaults to the English version.
" It is invoked by the vimtutor shell script.