Updates openbox: 5519c82 Adds some useful keybindings

diff --git a/modules/openbox b/modules/openbox
index f69757cd6c2c8fd7ba55f971de8262471f06b3ac..5519c82d4dc90a25bd377f258568c3af75c6a455 160000 (submodule)
--- a/modules/openbox
+++ b/modules/openbox
@@ -1 +1 @@
-Subproject commit f69757cd6c2c8fd7ba55f971de8262471f06b3ac
+Subproject commit 5519c82d4dc90a25bd377f258568c3af75c6a455