Require event format version to parse or create events

Disable native upsert on sqlite

If you use double-quotes here, you have to escape your backslashes. It's much
easier with single-quotes.

(Note that the existing double-backslashes are already interpreted by python's
""" parsing.)

Move the Host header logic down here so that (a) it is used if we reuse the
agent elsewhere, and (b) we can mess about with it with .well-known.

Ability to search entire room history after upgrading room

Implement MSC 1813 - Add room version to make APIs

Revert "Require event format version to parse or create events"

Require event format version to parse or create events

Add room_version param to get_pdu

Store rejected remote invite events as outliers

Add support for persisting event format versions

Merge branch 'anoa/full_search_upgraded_rooms' of github.com:matrix-org/synapse into anoa/full_search_upgraded_rooms

Co-Authored-By: anoadragon453 <1342360+anoadragon453@users.noreply.github.com>

Co-Authored-By: anoadragon453 <1342360+anoadragon453@users.noreply.github.com>

Add a 60s timeout to filtered room directory queries

MatrixFederationAgent: Look up the right SRV record

Rather than hardcoding a config which we always forget to update, generate it
from the default config.

This could cause exceptions if the id server returned 4xx responses.