* harbour/source/vm/classes.c
* keep class shared data in separate array
+ added __CLS_CNTSHRDATA( hClass ) -> nSharedDatas
% some minor optimizations
* harbour/tests/clsscast.prg
+ added test code for shared class data allocating and casting
* harbour/include/hbapicls.h
* harbour/source/vm/hvm.c
* harbour/source/vm/itemapi.c
+ added support for FOR EACH overloading - it's work in progress
do not create any code which may use current solution - it may
change in the nearest future
77d31074e8