Continued:

- updated 'core' framework

diff --git a/core b/core
index 8f40fa616236262de8d82654c1509355a0cdbd0d..d693570a612eaadcd1d31875fdd2473737ebcead 160000 (submodule)
--- a/core
+++ b/core
@@ -1 +1 @@
-Subproject commit 8f40fa616236262de8d82654c1509355a0cdbd0d
+Subproject commit d693570a612eaadcd1d31875fdd2473737ebcead