Update interface.

diff --git a/interface b/interface
index 4f7e7b639bdc131a4c008f447bc03cc49d51fbd9..1198dd741e1d7dd0c6a5391a76caf5df3297a8e0 160000 (submodule)
--- a/interface
+++ b/interface
@@ -1 +1 @@
-Subproject commit 4f7e7b639bdc131a4c008f447bc03cc49d51fbd9
+Subproject commit 1198dd741e1d7dd0c6a5391a76caf5df3297a8e0