Bot API 4.7

[noplanman]

https://core.telegram.org/bots/api#march-30-2020

• Add the method sendDice for sending a dice message.
• Add the field dice to the Message entity.
• Add the method getMyCommands for getting the current list of the bot's commands.
• Add the method setMyCommands for changing the list of the bot's commands through the Bot API instead of @Botfather.
• Add the ability to create animated sticker sets by specifying the parameter tgs_sticker instead of png_sticker in the method createNewStickerSet.
• Add the ability to add animated stickers to sets created by the bot by specifying the parameter tgs_sticker instead of png_sticker in the method addStickerToSet.
• Add the field thumb to the StickerSet entity.
• Add the ability to change thumbnails of sticker sets created by the bot using the method setStickerSetThumb.