hpfeeds module
copy hpfeeds to install location
update hpfeeds host to hpfriends, prefill server/port
update README
logxmpp - propagate p0f data
logxmpp - propagate virustotal events
pg_schema - add unique constraint on
  virustotals(virustotal_md5_hash, virustotal_timestamp)
curl - do not create session when there is no _url in the incident
curl - free variables for info message when not needed anymore
curl and pcap - free the incident after report