[devel] Update copyright year to 2010
diff --git a/pngpriv.h b/pngpriv.h
index c6b5148..d235ca7 100644
--- a/pngpriv.h
+++ b/pngpriv.h
@@ -1,9 +1,9 @@
/* pngpriv.h - private declarations for use inside libpng
*
- * libpng version 1.4.0rc06 - December 29, 2009
+ * libpng version 1.4.0rc07 - January 1, 2010
* For conditions of distribution and use, see copyright notice in png.h
- * Copyright (c) 1998-2009 Glenn Randers-Pehrson
+ * Copyright (c) 1998-2010 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
*