Merge branch 'develop' of github.com:matrix-org/synapse into release-v0.11.0

README.rst

synapse/api/constants.py

synapse/app/homeserver.py

synapse/handlers/_base.py

synapse/handlers/federation.py

synapse/handlers/message.py

synapse/handlers/presence.py

synapse/handlers/room.py

synapse/handlers/sync.py

synapse/rest/client/v1/room.py

synapse/storage/background_updates.py

synapse/storage/events.py

synapse/storage/room.py

synapse/storage/schema/delta/25/00background_updates.sql

synapse/storage/schema/delta/25/fts.py

synapse/storage/schema/delta/25/guest_access.sql

synapse/storage/schema/delta/25/history_visibility.sql

synapse/storage/search.py

synapse/storage/tags.py

synapse/util/__init__.py