* Add dnstap as another input format (read from unix sockets) * Add optional filling of ASN and Country Code fields in exported data based on client's IP address using MaxMind's GeoIP databases. * Use new implementation specific fields from C-DNS 0.5.0 library (asn, country-code, round-trip-time) * Improve TCP RTT millisecond estimates by rounding up values >= .5 * Add fstrm, Protocol Buffers and libmaxminddb as dependencies * Add Dockerfile