Update runtime files.
diff --git a/runtime/doc/scroll.txt b/runtime/doc/scroll.txt
index 86c471b..a19959d 100644
--- a/runtime/doc/scroll.txt
+++ b/runtime/doc/scroll.txt
@@ -1,4 +1,4 @@
-*scroll.txt* For Vim version 8.1. Last change: 2019 May 05
+*scroll.txt* For Vim version 8.1. Last change: 2019 May 13
VIM REFERENCE MANUAL by Bram Moolenaar
@@ -82,9 +82,6 @@
may be a difference). When the cursor is on the first
line of the buffer nothing happens and a beep is
produced. See also 'startofline' option.
- {difference from vi: Vim scrolls 'scroll' screen
- lines, instead of file lines; makes a difference when
- lines wrap}
<S-Up> or *<S-Up>* *<kPageUp>*
<PageUp> or *<PageUp>* *CTRL-B*