Tested signal handler in feltor_hpc
Tested signal handler in feltor_hpc

and found that only in connection with --signal=SIGINT@30
in submit script it seems to work properly, but not entirely certain
what happens when interrupt happens inside a file output

feltor-dev/feltor,mwiesenberger/feltor,feltor-dev/feltor,feltor-dev/feltor,feltor-dev/feltor,mwiesenberger/feltor,mwiesenberger/feltor,mwiesenberger/feltor