SMF 2.1.X Branch - Force IPv4 View for topics - modification c/o ChenZhen @ web-develop.ca

This installation process will simply override the display of any IPv6 addresses with IPv4 addresses for posted topics.
These changes are only cosmetic and will not effect any IP stored in the database.

Version History:

v1.4
+ Added:    additional JavaScript IPv4 filter

v1.3
+ Added:    IPify API used to alter localhost IP (possibly for testing environment)
+ Added:    IPLib PHP library included with package
+ Changed:  IPLib class used to convert IPv6 to IPv4

v1.2
+ Changed:  minor file parsing to support IP tracking link in PHP mode

v1.1
+ Added:    support for PHP 8.1.10 (not recommended ~ by request ~ EOL November 2021 ~ support EOL December 31 2025)

v1.0
+ Message:  initial release
+ Added:    admin options under modification settings
+ Added:    IPv6 to IPv4 conversion

Distributed under the GNU Lesser General Public License -> https://www.gnu.org/licenses/lgpl.html