• Table of contents
• Deprecations
• Old handler API
• Python 3.5
• Message.default_quote
• @run_async
• Persistence of Bots
• Converting existing pickle files
• API Keyword Arguments
• JobQueue Refactored
• Handling of time zones
• Changes in advanced scheduling
• New features
• Changes
• Setting up a JobQueue
• Rich Comparison
• Special note on Message
• Refactoring of Filters
• Special Note on Updater.start_webhook