Merge branch 'develop' of github.com:matrix-org/synapse into presence_logging

cmdclient/console.py

docs/specification.rst

synapse/federation/replication.py

synapse/handlers/_base.py

synapse/handlers/federation.py

synapse/handlers/presence.py

synapse/handlers/typing.py

synapse/rest/login.py

synapse/server.py

synapse/util/logutils.py

tests/handlers/test_federation.py

tests/handlers/test_presence.py

tests/handlers/test_presencelike.py

tests/rest/test_presence.py

tests/utils.py

webclient/components/matrix/event-handler-service.js

webclient/components/matrix/event-stream-service.js

webclient/home/home-controller.js

webclient/recents/recents-controller.js

webclient/room/room-controller.js