XF Premium Signup Abuse Detection and Blocking By Xon 1.19.0

• Fix XF2.3.9+ & XF2.2.18 compatibility
• Update geoip2/geoip2 to v2.13, improve extendibility of who & which MaxMind database files are fetched.
• Add additional information about a login when the 2fa email is sent to the user
  • Best effort to extract the browser/operating system from the user agent
  • Add the country the login was seen from (May report "Tor" if CloudFlare is used to indicate access via Tor)
• Add Mute any ASN score if apple icloud relay is detected option to apply relay detection configuration, and enable by default

• Fix XF2.1 support
• Fix missed removal of assert() usage for improve XF cloud compatibility

• Fix rare internal server error on XF2.3 after deleting a user

• Fix pagination of on user profile multiple accounts tab
• Fix compatibility with "Login as User (LAU2)", by disabling multi-account checking when using that add-on