Update header

Author: Paul Ramsey

macros/ac_proj4_version.m4

@@ -1,13 +1,8 @@
 dnl **********************************************************************
-dnl * $Id: ac_proj4_version.m4 2797 2008-05-31 09:56:44Z mcayland $
+dnl * ac_proj4_version.m4 
 dnl *
-dnl * PostGIS - Spatial Types for PostgreSQL
-dnl * http://postgis.refractions.net
 dnl * Copyright 2008 Mark Cave-Ayland
 dnl *
-dnl * This is free software; you can redistribute and/or modify it under
-dnl * the terms of the GNU General Public Licence. See the COPYING file.
-dnl *
 dnl **********************************************************************
 
 dnl