v0.67.0

Added:

1. Support Telegram Bot API v7.4 (by @danielperez9430)
   • #refundStarPayment
2. Support Telegram Bot API 7.6 (@danielperez9430)
   • #sendPaidMedia
3. Support Telegram Bot API v7.9 (by @danielperez9430)
4. Support Telegram Bot API v7.10 (by @danielperez9430)
   • Update: purchased_paid_media
5. Support Telegram Bot API v8.0 and v8.1
   • #savePreparedInlineMessage (@IsmailBinMujeeb)
   • #setUserEmojiStatus (@danielperez9430)
   • #editUserStarSubscription (@danielperez9430)
   • #getAvailableGifts (@danielperez9430)
   • #sendGift (@danielperez9430)
6. Support Telegram Bot API v8.2, v8.3 (@danielperez9430)
   • #verifyUser
   • #verifyChat
   • #removeUserVerification
   • #removeChatVerification
7. Support Telegram Bot API v8.3 (by @danielperez9430)
8. Support Telegram Bot API v9.0 (by @danielperez9430)
   • #readBusinessMessage
   • #deleteBusinessMessages
   • #setBusinessAccountName
   • #setBusinessAccountUsername
   • #setBusinessAccountBio
   • #setBusinessAccountProfilePhoto
   • #removeBusinessAccountProfilePhoto
   • #setBusinessAccountGiftSettings
   • #getBusinessAccountStarBalance
   • #transferBusinessAccountStars
   • #getBusinessAccountGifts
   • #convertGiftToStars
   • #upgradeGift
   • #transferGift
   • #postStory
   • #editStory
   • #deleteStory
   • #giftPremiumSubscription
9. Support Telegram Bot API v9.1 (by @danielperez9430)
   • #sendChecklist
   • #editMessageChecklist
   • #getMyStarBalance

Fixed:

1. Reference causing error in FatalError (by @ivanjh)
2. Stringify scope field in #deleteMyCommands (by @XC-Zhang)
3. Stringify allowed_updates field in #getUpdates (by @alfanzain)
4. Stringify message_ids in #forwardMessages (by @qiaoshouzi)
5. Rename parameter thumb to thumbnail (by @0x114514BB)
6. Remove travis badge (by @melroy89)
7. Improve documentation on events (by @programminghoch10)
8. Fix Telegram invite group link (by @melroy89)