requires python-setproctitle to run

fixes

```bash
/etc/init.d/crow-collector start
Traceback (most recent call last):
  File "/usr/bin/crow", line 1147, in <module>
    sys.exit(main()(sys.argv[1:]))
  File "/usr/bin/crow", line 1006, in __call__
    title = getproctitle()
TypeError: <lambda>() takes exactly 1 argument (0 given)