[gnome-build-meta] world: Add retro-gtk

[Michael Catanzaro <mcatanzaro src gnome org>]

commit 3291d809d1058b37360c5d1583c66eb06b3f198a
Author: theawless <theawless gmail com>
Date:   Sat Jun 9 22:52:00 2018 +0530

    world: Add retro-gtk

 elements/world.bst           |  1 +
 elements/world/retro-gtk.bst | 14 ++++++++++++++
 2 files changed, 15 insertions(+)
---
diff --git a/elements/world.bst b/elements/world.bst
index a4c839d..2975fa2 100644
--- a/elements/world.bst
+++ b/elements/world.bst
@@ -47,6 +47,7 @@ depends:
 - world/polari.bst
 - world/qqwing.bst
 - world/quadrapassel.bst
+- world/retro-gtk.bst
 - world/swell-foop.bst
 - world/tali.bst
 - world/telepathy-glib.bst
diff --git a/elements/world/retro-gtk.bst b/elements/world/retro-gtk.bst
new file mode 100644
index 0000000..fcb6fc2
--- /dev/null
+++ b/elements/world/retro-gtk.bst
@@ -0,0 +1,14 @@
+kind: meson
+sources:
+- kind: git
+  url: gitlab_gnome_org:GNOME/retro-gtk.git
+  track: master
+depends:
+- core-deps/clutter-gtk.bst
+- core-deps/glib.bst
+- core-deps/gtk+-3.bst
+- core-deps/vala.bst
+- filename: desktop/pulseaudio.bst
+  junction: freedesktop-sdk.bst
+- filename: base.bst
+  junction: freedesktop-sdk.bst