Serverwamp

* Add "http_headers_raw" transport_info item for aiohttp and ASGI connections.

* Fix stopasynciteration exception on session close with outstanding subscriptions.

Brand new API with…
* Support for multiple realms w/ separate handlers
* Context-manager-friendly subscription handlers
* Session state handlers.
* Routes configuration for topics similar to RPC.
* Slightly more structured concurrency on the asyncio side.
* Transport authenticators, ticket authenticators, and CRA auth.

Released 2020-05-07 alongside new documentation.

Transport auth, RPC and subscriptions now working.