Update runtime files.
diff --git a/runtime/doc/motion.txt b/runtime/doc/motion.txt
index 64b1fbf..97a0fae 100644
--- a/runtime/doc/motion.txt
+++ b/runtime/doc/motion.txt
@@ -53,6 +53,7 @@
 	|!|	!	filter through an external program
 	|=|	=	filter through 'equalprg' or C-indenting if empty
 	|gq|	gq	text formatting
+	|gw|	gw	text formatting with no cursor movement
 	|g?|	g?	ROT13 encoding
 	|>|	>	shift right
 	|<|	<	shift left