Porting to QList<ChemicalDataObject> (no pointer

Porting to QList<ChemicalDataObject> (no pointer
Porting to QSharedPointer and co, this shares implicitly.

Result:
 ==8109== LEAK SUMMARY:
 ==8109==    definitely lost: 980 bytes in 17 blocks.
 ==8109==    indirectly lost: 14,505 bytes in 245 blocks.
 ==8109==      possibly lost: 792 bytes in 6 bloc

svn path=/trunk/KDE/kdeedu/libkdeedu/; revision=599978