Minor runtime file updates.

runtime/doc/options.txt

@@ -5442,7 +5442,7 @@ A jump table for the options with a short description can be found at |Q_op|.
 	and left-to-right strings so that both sets are displayed properly
 	in different windows).  Also see |rileft.txt|.
 
-			*'rightleftcmd'* *'rlc'* *'norightleftcmd'* *'norlc'*
+			*'rightleftcmd'* *'rlc'*
 'rightleftcmd' 'rlc'	string	(default "search")
 			local to window
 			{not in Vi}

runtime/doc/quickref.txt

@@ -639,6 +639,7 @@ Short explanation of each option:		*option-list*
 'clipboard'	  'cb'	    use the clipboard as the unnamed register
 'cmdheight'	  'ch'	    number of lines to use for the command-line
 'cmdwinheight'	  'cwh'     height of the command-line window
+'colorcolumn'	  'cc'	    columns to highlight
 'columns'	  'co'	    number of columns in the display
 'comments'	  'com'     patterns that can start a comment line
 'commentstring'   'cms'     template for comments; used for fold marker

runtime/doc/todo.txt

@@ -91,6 +91,8 @@ Jumplist doesn't work properly in Insert mode? (Jean Johner, 2010 Mar 20)
 Problem with transparent cmdline.  Also: Terminal title is wrong with
 non-ASCII character. (Lily White, 2010 Mar 7)
 
+Patch for horizontal mouse wheel. (Bjorn Winckler, 2010 Jul 18)
+
 iconv() doesn't fail on an illegal character, as documented. (Yongwei Wu, 2009
 Nov 15, example Nov 26)  Add argument to specify whether iconv() should fail
 or replace with a character and continue?