[devhelp] build: initialize git submodules in autogen.sh

[Frederic Peters <fpeters src gnome org>]

commit 94e2d1b9fc7fda0ba1d9323c5ad45f05d6cf1664
Author: FrÃdÃric PÃters <fpeters 0d be>
Date:   Fri Feb 1 13:39:14 2013 +0100

    build: initialize git submodules in autogen.sh

 autogen.sh |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/autogen.sh b/autogen.sh
index faaf5f0..a390e63 100755
--- a/autogen.sh
+++ b/autogen.sh
@@ -18,4 +18,6 @@ which gnome-autogen.sh || {
     exit 1
 }
 
+git submodule update --init --recursive
+
 . gnome-autogen.sh