[gxml] Set as no released

[Daniel Espinosa Ortiz <despinosa src gnome org>]

commit 0842cb61f6bbd3cb1ff785805a8e8a7ade8bc05f
Author: Daniel Espinosa <esodan gmail com>
Date:   Tue Sep 23 21:47:56 2014 -0500

    Set as no released

 configure.ac |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 2af2dff..842001e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -33,6 +33,9 @@ m4_define([project_full_version],
           [m4_if(project_nano_version, [0],
                  project_base_version, project_base_version.project_nano_version)])
 
+# You should set project_released to one in order to mark this as a released version
+# and to avoid date on version number
+m4_define(project_released, [0])
 m4_define([project_maybe_datestamp],
           m4_if(project_released, [1],
                 [], [m4_esyscmd([date +.%Y%m%d | tr -d '\n\r'])]))