Bump copyright years in manual.

[Ralf Wildenhues]

Pushed as obvious.

    Bump copyright years in manual.
    
    * doc/libtool.texi: Bump copyright years.

diff --git a/doc/libtool.texi b/doc/libtool.texi
index f508015..d0eaec4 100644
--- a/doc/libtool.texi
+++ b/doc/libtool.texi
@@ -26,7 +26,7 @@
 @ifnottex
 This file documents GNU Libtool @value{VERSION}
 
-Copyright (C) 1996-2009 Free Software Foundation, Inc.
+Copyright (C) 1996-2010 Free Software Foundation, Inc.
 
 Permission is granted to copy, distribute and/or modify this document
 under the terms of the GNU Free Documentation License, Version 1.3
@@ -53,7 +53,7 @@ identical to this one except for the removal of this paragraph
 
 @page
 @vskip 0pt plus 1filll
-Copyright @copyright{} 2009 Free Software Foundation, Inc.
+Copyright @copyright{} 2010 Free Software Foundation, Inc.
 
 Permission is granted to copy, distribute and/or modify this document
 under the terms of the GNU Free Documentation License, Version 1.3
@@ -6345,7 +6345,7 @@ trick$ chmod +x libtool
 trick$ libtool --version
 ltmain.sh (GNU @@PACKAGE@@@@TIMESTAMP@@) @@VERSION@@
 
-Copyright (C) 2009 Free Software Foundation, Inc.
+Copyright (C) 2010 Free Software Foundation, Inc.
 This is free software; see the source for copying conditions.  There is NO
 warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 trick$