Update core

Signed-off-by: Florent Bruneau <florent.bruneau@polytechnique.org>

diff --git a/core b/core
index 2ce9862..5e92949 160000 (submodule)
--- a/core
+++ b/core
@@ -1 +1 @@
-Subproject commit 2ce986248cd0aad8fce405f188cf554da5610713
+Subproject commit 5e92949d99703fdb80398ee2347b5965fac46ba1