From 8.0.6 onwards, please visit the comment on the github releases for the changes made.

8.0.5	2017-04-28
  * Fix the munmap not calling issue by relocated the fclose file handler to the bottom of function
  
8.0.4	2017-02-27
  * Merged enhancements from Peter Bieringer <pb@bieringer.de>

8.0.3	2016-08-26
  * Fixed IPv4 mapped address issue
  
8.0.2	2016-07-12
  * Fixes on IPv4 mapped address lookup

8.0.1	2016-07-01
  * Improve the IPv6 query by removing additional parsing call

8.0.0	2016-06-21
  * Add code to lookup for index section which available in new BIN format
  
7.0.2	2015-08-11
  * Replace "bigint" by "Math::BigInt" in data/ip-country.pl (contributed by Peter Bieringer <pb@bieringer.de>)
  
7.0.1	2015-04-16
  * Support API version return
  * IP2Location_api_version_num
  * IP2Location_api_version_string
  
7.0.0	2014-08-01
  * Support IPv6
  * Remove IMath Library
  * Bug fix in IP2Location_get_elevation()

6.0.0 2013-08-23
  * Support IP2Location_open_mem() for FILE/CACHE/SHARED Memory
  * Support IP2Location_close() for FILE/CACHE
  * Support IP2Location_delete_shm() for SHARED Memory

5.0.0	2013-04-16
	* Support IP2Location DB21, DB22, DB23 and DB24
	* New function IP2Location_get_elevation()
	* New function IP2Location_get_usagetype()

4.0.2	2011-01-26
  * Add compilation steps in MacOS

4.0.1	2010-10-22
  * Minor bug fixes to avoid Warning during compilation

4.0.0	2010-08-11
	* Support DB19 and DB20
	* New function IP2Location_get_mcc()
	* New function IP2Location_get_mnc()
	* New function IP2Location_get_mobilebrand()

3.0.0	2008-08-12
	* Support DB15, DB16, DB17 and DB18
	* New function IP2Location_get_iddcode()
	* New function IP2Location_get_areacode()
	* New function IP2Location_get_weatherstationcode()
	* New function IP2Location_get_weatherstationname()

2.1.4	2007-04-18
	* Fix uint32_t size in Windows

2.1.3	2007-03-01
	* Support IMath Library
	
2.1.2	2007-02-15
	* Support MPI Library

2.1.1	2006-11-15
	* Support Windows Compilation
	
2.1.0	2006-10-20
	* Support IP2Location DB11, DB12, DB13 and DB14
	* New function IP2Location_get_timezone()
	* New function IP2Location_get_netspeed()
	
2.0.0 2006-10-20
  * Support IP2Location IPv6

1.0.0	2005-10-07
	* Initial release
	* New function IP2Location_open()
	* New function IP2Location_close()
	* New function IP2Location_get_country_short()
	* New function IP2Location_get_country_long()
	* New function IP2Location_get_region()
	* New function IP2Location_get_city()
	* New function IP2Location_get_isp()
	* New function IP2Location_get_latitude()
	* New function IP2Location_get_longitude()
	* New function IP2Location_get_domain()
	* New function IP2Location_get_zipcode()
	* New function IP2Location_get_all()
	* New function IP2Location_get_record()
	* New function IP2Location_free_record()
	* New structure IP2LocationRecord