Version 12.6

Released 2020-04-10

Major Changes:

• Bot API 4.7 support. Note: In Bot.create_new_sticker_set and Bot.add_sticker_to_set, the order of the parameters had be changed, as the png_sticker parameter is now optional. (#1858)

Minor changes, CI improvements or bug fixes:

• Add tests for swtich_inline_query(_current_chat) with empty string (#1635)
• Doc fixes (#1854, #1874, #1884)
• Update issue templates (#1880)
• Favor concrete types over "Iterable" (#1882)
• Pass last valid CallbackContext to TIMEOUT handlers of ConversationHandler (#1826)
• Tweak handling of persistence and update persistence after job calls (#1827)
• Use checkout@v2 for GitHub actions (#1887)