[gnome-music] reinit libgd as a submodule

[Seif Lotfy <seiflotfy src gnome org>]

commit e5d13e64effa27bd8c127e6d4075a42a929f9c2c
Author: Seif Lotfy <seif lotfy com>
Date:   Sun Mar 31 22:51:07 2013 +0200

    reinit libgd as a submodule

 libgd |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/libgd b/libgd
new file mode 160000
index 0000000..801ddd1
--- /dev/null
+++ b/libgd
@@ -0,0 +1 @@
+Subproject commit 801ddd1edd4c88f07468938bd6166e3b2a433730