in copy constructors it is also a good idea to copy the data of base classes.
in copy constructors it is also a good idea to copy the data of base classes.

Signed-off-by: Kristof Szabados <ab2e1ae156172115632e423d033cc2ddc98f1c48@ericsson.com>
BotondBaranyi/titan.core,BotondBaranyi/titan.core,BotondBaranyi/titan.core,BotondBaranyi/titan.core,BotondBaranyi/titan.core,BotondBaranyi/titan.core,BotondBaranyi/titan.core,BotondBaranyi/titan.core