20091228, bh, corrections for S.VAL(LONGINT, real) in Convert & ConvMove
20120531, BdT, changes for correction of Microsoft AppLocker problem
Corrections to garbage collector

20120822, bh, mf, checks for integer overflow in NewArr and NewBlock
20120906, luowy, deallocate cluster only if dllMem
20120906, luowy, correction in free list initialization
20130824, luowy, additional (b = NIL) checks in NewBlock
2007-09, ie, Fixed error that occurs when saving a document after copying of a selector.