Update runtime files.
diff --git a/runtime/doc/change.txt b/runtime/doc/change.txt
index 8cca763..fe457c9 100644
--- a/runtime/doc/change.txt
+++ b/runtime/doc/change.txt
@@ -1,4 +1,4 @@
-*change.txt* For Vim version 8.0. Last change: 2017 Feb 12
+*change.txt* For Vim version 8.0. Last change: 2018 Apr 17
VIM REFERENCE MANUAL by Bram Moolenaar
@@ -533,6 +533,7 @@
If the 'smartindent' option is on, or 'cindent' is on and 'cinkeys' contains
'#' with a zero value, shift right does not affect lines starting with '#'
(these are supposed to be C preprocessor lines that must stay in column 1).
+This can be changed with the 'cino' option, see |cino-#|.
When the 'expandtab' option is off (this is the default) Vim uses <Tab>s as
much as possible to make the indent. You can use ">><<" to replace an indent