[folks] Bump required version of Vala (needed for EDS).

[Travis Reitter <treitter src gnome org>]

commit c0c13908446c3873f93cd2d125f29e39146aae3e
Author: Travis Reitter <travis reitter collabora co uk>
Date:   Tue Jul 12 17:00:08 2011 -0700

    Bump required version of Vala (needed for EDS).
    
    Closes: bgo#654509 - Folks master not building

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 79752a3..7f8c1d9 100644
--- a/configure.ac
+++ b/configure.ac
@@ -128,7 +128,7 @@ AM_CONDITIONAL([ENABLE_LIBSOCIALWEB],
 
 GLIB_REQUIRED=2.24.0
 TP_GLIB_REQUIRED=0.13.1
-VALA_REQUIRED=0.12.0
+VALA_REQUIRED=0.13.0
 VALADOC_REQUIRED=0.2.1
 TRACKER_SPARQL_REQUIRED=0.10
 GCONF2_REQUIRED=2.31