• Polls 2.0
  • New parameters for sendPoll
  • New object KeyboardButtonPollType and corresponding field for KeyboardButton
  • Hew object PollAnswer and corresponding field for Update
  • New fields for Poll
• New fields for the User object
• New field language for MessageEntity

If you'd like to start on anything, please comment below, what you'll be doing, so that we don't do the work twice :)