Auto updated submodule references
diff --git a/caravel b/caravel
index c7f573c..2d915e7 160000
--- a/caravel
+++ b/caravel
@@ -1 +1 @@
-Subproject commit c7f573cf4183c53e8501d7f611c44b8ff3b2c077
+Subproject commit 2d915e76985448f6932efd9ccd7899381a98c0f4