Update runtime files.
diff --git a/runtime/doc/options.txt b/runtime/doc/options.txt
index a54e1c0..c813bc7 100644
--- a/runtime/doc/options.txt
+++ b/runtime/doc/options.txt
@@ -1,4 +1,4 @@
-*options.txt*	For Vim version 7.4.  Last change: 2015 Nov 11
+*options.txt*	For Vim version 7.4.  Last change: 2015 Nov 23
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar
@@ -8075,9 +8075,9 @@
 	%	When included, save and restore the buffer list.  If Vim is
 		started with a file name argument, the buffer list is not
 		restored.  If Vim is started without a file name argument, the
-		buffer list is restored from the viminfo file.  Buffers
-		without a file name and buffers for help files are not written
-		to the viminfo file.
+		buffer list is restored from the viminfo file.  Quickfix
+		('buftype'), unlisted ('buflisted'), unnamed and buffers on
+		removable media (|viminfo-r|) are not saved.
 		When followed by a number, the number specifies the maximum
 		number of buffers that are stored.  Without a number all
 		buffers are stored.