Update runtime files
diff --git a/runtime/doc/quickref.txt b/runtime/doc/quickref.txt
index 76067f5..3b5575f 100644
--- a/runtime/doc/quickref.txt
+++ b/runtime/doc/quickref.txt
@@ -1,4 +1,4 @@
-*quickref.txt* For Vim version 8.1. Last change: 2019 Sep 27
+*quickref.txt* For Vim version 8.1. Last change: 2019 Nov 07
VIM REFERENCE MANUAL by Bram Moolenaar
@@ -869,6 +869,7 @@
'runtimepath' 'rtp' list of directories used for runtime files
'scroll' 'scr' lines to scroll with CTRL-U and CTRL-D
'scrollbind' 'scb' scroll in window as other windows scroll
+'scrollfocus' 'scf' scroll wheel applies to window under pointer
'scrolljump' 'sj' minimum number of lines to scroll
'scrolloff' 'so' minimum nr. of lines above and below cursor
'scrollopt' 'sbo' how 'scrollbind' should behave