[FYI] {maint} copyright: update some copyright years

[Stefano Lattarini]

With "make update-copyright".  Apparently they were missed in the
last bump.

* bootstrap.sh, configure.ac, t/txinfo-builddir.sh: In these files.

Signed-off-by: Stefano Lattarini <address@hidden>
---
 bootstrap.sh         | 2 +-
 configure.ac         | 2 +-
 t/txinfo-builddir.sh | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/bootstrap.sh b/bootstrap.sh
index 0ea691d..0a5a290 100755
--- a/bootstrap.sh
+++ b/bootstrap.sh
@@ -38,7 +38,7 @@ datadir=.
 PERL_THREADS=0
 # This should be automatically updated by the 'update-copyright'
 # rule of our Makefile.
-RELEASE_YEAR=2012
+RELEASE_YEAR=2013
 
 # Override SHELL.  This is required on DJGPP so that Perl's system()
 # uses bash, not COMMAND.COM which doesn't quote arguments properly.
diff --git a/configure.ac b/configure.ac
index d57ed62..6ef2be7 100644
--- a/configure.ac
+++ b/configure.ac
@@ -44,7 +44,7 @@ AM_INIT_AUTOMAKE([-Wall -Werror dist-xz filename-length-max=99
 
 ## Keep this on a line of its own, since it must be found and processed
 ## by the 'update-copyright' rule in our Makefile.
-RELEASE_YEAR=2012
+RELEASE_YEAR=2013
 AC_SUBST([RELEASE_YEAR])
 
 # The API version is the base version.  We must guarantee
diff --git a/t/txinfo-builddir.sh b/t/txinfo-builddir.sh
index 148a1a6..e0156c5 100755
--- a/t/txinfo-builddir.sh
+++ b/t/txinfo-builddir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012 Free Software Foundation, Inc.
+# Copyright (C) 2012-2013 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-- 
1.8.1.rc3.192.g2d0029e