Add reboot command

[porst17]

... to server and station scripts

[malex984]

$ ./hilbert reboot --help
usage: hilbert reboot [-h]
                        [--configfile CONFIGFILE | --configdump CONFIGDUMP]
                        StationID

positional arguments:
  StationID             specify the station

optional arguments:
  -h, --help            show this help message and exit
  --configfile CONFIGFILE
                        specify input .YAML file (default: 'Hilbert.yml')
  --configdump CONFIGDUMP
                        specify input dump file

[malex984]

just reboot a station while keeping the currently running application