[libgit2-glib] Bump libgi2 requeriment to 0.18.0

[Ignacio Casal Quinteiro <icq src gnome org>]

commit cddd78a141ea748758b04f41d8840c4ba0c89be9
Author: Ignacio Casal Quinteiro <icq gnome org>
Date:   Tue Apr 16 18:04:14 2013 +0200

    Bump libgi2 requeriment to 0.18.0

 configure.ac | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/configure.ac b/configure.ac
index a684429..d62594d 100644
--- a/configure.ac
+++ b/configure.ac
@@ -35,7 +35,7 @@ GTK_DOC_CHECK([1.11], [--flavour=no-tmpl])
 
 INTROSPECTION_REQUIRED=0.10.1
 GLIB_REQUIRED=2.28.0
-GIT2_REQUIRED=0.17.0
+GIT2_REQUIRED=0.18.0
 
 PKG_CHECK_MODULES(LIBGIT2_GLIB, [
        gobject-2.0 >= $GLIB_REQUIRED