Update copyright year in LICENSE.TXT

Added support for AS domain, AS usage type and AS CIDR

Update LICENSE.TXT

Update LICENSE.TXT

Tested with Python 3.13.

Update documentation

Tested Python 3.12

Update quickstart.md

Add files via upload

Fix an error saying missing file when running setup.py build

Update copyright year

Fix wrong value returned by cidr_to_ipv6 function

Update conf.py

Update to use other theme

Add required file for Google Search Console