New bookie twins — vendredi 15 décembre 2023 14h24

Added new bookmaker twins: 12Bet (UK) for Campeonbet, Betfair (AU) for Betfair, and Tennisi (KZ) for Tennisi
For BoyleSports and Lvbet updated Boxing/UFC/MMA rules on the total of rounds
Added API token check on the user's API page