Continued:

- updated 'core' framework

diff --git a/core b/core
index bad914c43d90fedcdc9dad902157c1ebb70e7ec6..ff2afec772b7b5959d6225d70d2bd352d0f8c684 160000 (submodule)
--- a/core
+++ b/core
@@ -1 +1 @@
-Subproject commit bad914c43d90fedcdc9dad902157c1ebb70e7ec6
+Subproject commit ff2afec772b7b5959d6225d70d2bd352d0f8c684