Fails to commit filicide

[Anachor]

cannot kill child processes

[hsiam261]

Now successfully commits filicide if Exit function gets called. Unless children spawn more children and changes their process group, we can be sure that and children and their descendants gets brutally murdered.
80c66b9

[Anachor]

In case previous filicide attempt fails, yet another failsafe was implemented, so that we can be sure that so children are left alive.