Feature: Text-based reports

Useful to quickly narrow common neighbors from a large set of elements.
Bugfix

Analytics.max_threads must be an int
Performance: DB drops faster on clear_db
Flows check all packets regardless of ports

Allows for detection even if protocol is not using its usual port
Feature

Now displaying UDP payloads as well
Bugfix / Feature

checkDNS will now check all RR sent back. Will check for A, NS, CNAME,
and MX.
Display bugfix

a <td> was missing when displaying disabled feeds
Bugfix

Exception raised when tls interception was not activated.