Update runtime files.
diff --git a/runtime/doc/quickref.txt b/runtime/doc/quickref.txt
index 29000bf..8ec74e0 100644
--- a/runtime/doc/quickref.txt
+++ b/runtime/doc/quickref.txt
@@ -1,4 +1,4 @@
-*quickref.txt*  For Vim version 8.0.  Last change: 2018 Feb 11
+*quickref.txt*  For Vim version 8.0.  Last change: 2018 Apr 18
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -927,8 +927,9 @@
 'termbidi'	  'tbidi'   terminal takes care of bi-directionality
 'termencoding'	  'tenc'    character encoding used by the terminal
 'termguicolors'	  'tgc'     use GUI colors for the terminal
-'termkey'	  'tk'	    key that precedes a Vim command in a terminal
-'termsize'	  'tms'	    size of a terminal window
+'termwinkey'	  'twk'	    key that precedes a Vim command in a terminal
+'termwinscroll'   'twsl'    max number of scrollback lines in a terminal window
+'termwinsize'	  'tws'	    size of a terminal window
 'terse'			    shorten some messages
 'textauto'	  'ta'	    obsolete, use 'fileformats'
 'textmode'	  'tx'	    obsolete, use 'fileformat'