Don't pull out events that are outliers and won't be deleted, as nothing
should happen to them.

expose number of real reserved users

Log outbound requests when we retry

Change the manhole SSH key to have more bits

fix VOIP crashes under Python 3

add some logging for the keyring queue

Fix jwt import check

Timeout reading body for outbound HTTP requests

* speed up room summaries by pulling their data from room_memberships rather than room state
* disable LL for incr syncs, and log incr sync stats  (#3840)

Newer versions of openssh client refuse to connect to the old key due to
its length.

Remove build requirements after building docker image

Send existing room tags down sync on join

Add apache vhost config to Readme