Updated core-lib

Signed-off-by: Stefan Marr <git@stefan-marr.de>
Ignore inefficacies reported by tests

Signed-off-by: Stefan Marr <git@stefan-marr.de>
Latests SOM core lib requires Symbol to be subclass of String

- correct system class initialization
- added primitive specializations to support symbols

Signed-off-by: Stefan Marr <git@stefan-marr.de>
ObjectSize test is gone, Global was missing

Signed-off-by: Stefan Marr <git@stefan-marr.de>