aiogram 3.0 support

[Tishka17]

aiogram 3.0 support

[Tishka17]

TODO:

• Fix storage usage #89
• Fix event.Config.allow_mutation = True #90
• Check if remove_kbd properly used
• simplify detect_content_type aiogram/aiogram#669
• fix aiogram locks with custom event #80
• make DialogUpdateEvent subclass of TelegramObject #80
• cache file id in case of sendimg media by downloading url

[darksidecat]

DialogRegistry init, add possibility of using Router not only Dispatcher - instead of this we can register Dialog for router

• Conversation: add 'aiogd_update' observer in Dispatcher, ref
• Conversation: Middleware registation for Update or Update.update_type`s

[darksidecat]

fix aiogram locks with custom event

Maybe add new middleware for aiogd_update that will aquire lock for user/chat key and register it before other middlewares? Like in aiogram

[darksidecat]

• simplify detect_content_type

Upstream PR

[Tishka17]

Closing this issue as it is merged to develop