Major Changes/Enhancements of ipv6calc

1.xx -> 2.xx
============
- add support for MaxMindDB based database files like GeoIP version 2 or db-ip.com
- drop IP2Location library support < 7.0.0

0.94 -> 0.95
============
- full IPv6 address (prefix + IID) anonymization added by selecting method "kp"
   e.g. 2001:0a60:11e1:9501:e876:aee4:0721:e8ac => a909:16fa:9092:23ff:a909:4941::7	

- type string "iid-privacy" is replaced with "iid-random"

- add support for options to specify database directories
	db-ip2location-dir <dir>
	db-geoip-dir <dir>

- add support for options to specify library files (in case of dynamic linking is configured)
	db-ip2location-lib <file>
	db-geoip-lib <file>

- add support for options to disable GeoIP and IP2Location on runtime
	db-ip2location-disable
	db-geoip-disable

- ignore options for specifying files for GeoIP & IP2Location
	db-ip2location-ipv4 <file>
	db-ip2location-ipv6 <file>
	db-ip2location-default
	db-ip2location-ipv4-default
	db-ip2location-ipv6-default
	db-geoip-ipv4 <file>
	db-geoip-ipv6 <file>
	db-geoip-default
	db-geoip-ipv4-default
	db-geoip-ipv6-default

- add configure options
	--with-ip2location-db <dir>
	--with-geoip-db <dir>
	--with-ip2location-dyn-lib <name>
	--with-geoip-dyn-lib <name>

- remove configure options
	--with-ip2location-ipv4-default-file=file
	--with-ip2location-ipv6-default-file=file
	--with-geoip-ipv4-default-file=file
	--with-geoip-ipv6-default-file=file

- add support for anonymization of EUI-64 addresses
	option --mask-iid is now deprecated and replaced by new option --mask-eui64

- anonymization/zeroize: add option to autoadjust mask to keep some type or OUI/IAB values
	universal/local bit will be always kept on zeroizing EUI-48/EUI-64

ipv6calc
- '-A filter' is autoselected if '-E <filter expression>' is given

ipv6calcweb.cgi
- remove support for environment values
   HTTP_IPV6CALCWEB_DB_IP2LOCATION_IPV4
   HTTP_IPV6CALCWEB_DB_IP2LOCATION_IPV6
   HTTP_IPV6CALCWEB_DB_GEOPIP_IPV4
   HTTP_IPV6CALCWEB_DB_GEOPIP_IPV6

- add support for environment values
   HTTP_IPV6CALCWEB_DB_IP2LOCATION_DIR
   HTTP_IPV6CALCWEB_DB_IP2LOCATION_LIB
   HTTP_IPV6CALCWEB_DB_GEOPIP_DIR
   HTTP_IPV6CALCWEB_DB_GEOPIP_LIB

- ipv6logstats is now able to create additional statistics by
   CountryCode & AS Number (in case of related database support)
   DateTime and Unixtime is now displayed on generated statistics

- ipv6calc/showinfo
   IP2LOCATION_DATABASE_INFO_IPV4 (replaced)
   IP2LOCATION_DATABASE_INFO_IPV6 (replaced)
   IP2LOCATION_DATABASE_INFO (reintroduced)
   GEOIP_DATABASE_INFO_IPV4 (replaced)
   GEOIP_DATABASE_INFO_IPV6 (replaced)
   GEOIP_DATABASE_INFO (reintroduced)
   IPV6CALC_OUTPUT_VERSION=7


0.93 -> 0.94
============
- add OUI-36 database support
