Bump version number and dependency requirements

(Old svn revision: 28240)

configure.ac.in

@@ -7,19 +7,19 @@ m4_define([xfwm4_version_major], [4])
 m4_define([xfwm4_version_minor], [5])
 m4_define([xfwm4_version_micro], [91])
 m4_define([xfwm4_version_build], [r@REVISION@])
-m4_define([xfwm4_version_tag],   [svn])
+m4_define([xfwm4_version_tag],   [])
 m4_define([xfwm4_version], [xfwm4_version_major().xfwm4_version_minor().xfwm4_version_micro()ifelse(xfwm4_version_tag(), [svn], [xfwm4_version_tag().xfwm4_version_build()], [xfwm4_version_tag()])])
 
-m4_define([gtk_minimum_version], [2.6.0])
-m4_define([xfce_minimum_version], [4.5.90])
-m4_define([xfconf_minimum_version], [4.5.90svn-r28042])
+m4_define([gtk_minimum_version], [2.10.0])
+m4_define([xfce_minimum_version], [4.5.91])
+m4_define([xfconf_minimum_version], [4.5.91])
 m4_define([xcomposite_minimum_version], [0.2])
 m4_define([wnck_minimum_version], [2.12])
 m4_define([startup_notification_minimum_version], [0.5])
 m4_define([intltool_minimum_version], [0.31])
 
 dnl init autoconf
-AC_COPYRIGHT([Copyright (c) 2002-2007
+AC_COPYRIGHT([Copyright (c) 2002-2008
         The Xfce development team. All rights reserved.
 
 Written for Xfce by Olivier Fourdan <fourdan@xfce.org>.])