Used updated 'core' with fixed/half-added stuff (unfinished).

Signed-off-by: Roland Häder <haeder@hmmdeutschland.de>

diff --git a/core b/core
index e3c432662073e15dbf7b8941d75cc0bd7d40b31b..5d4498f18f312821d0b4f889ae0cd1d4b96a3a6b 160000 (submodule)
--- a/core
+++ b/core
@@ -1 +1 @@
-Subproject commit e3c432662073e15dbf7b8941d75cc0bd7d40b31b
+Subproject commit 5d4498f18f312821d0b4f889ae0cd1d4b96a3a6b