As per https://github.com/matrix-org/matrix-doc/pull/373 and comment

Split out /events to synchrotron

Fix some bugs in the auth/ldap handler

The name 'result' is of bool type and has no len property,
resulting in a TypeError. Futhermore in the flow control
conn.response is observed and hence should be reported.

Signed-off-by: Daniel Ehlers <sargon@toppoint.de>

In case one does not define bind_dn in ldap configuration, filter
attribute is not declared. Since auth code only uses ldap_filter attribute
when according LDAP mode is selected, it is safe to only declare the
attribute in that case.

Signed-off-by: Daniel Ehlers <sargon@toppoint.de>

Only process one local membership event per room at a time

hs.get_handlers() can not be invoked from split out processes. Moving
the invocations down a level means that we can slowly split out
individual servlets.

Don't change status_msg on /sync

Include prev_content in redacted state events

Clean up TransactionQueue

Measure federation send transaction resources

Various federation /event/ improvements

Don't print stack traces when failing to get remote keys

Clean up CAS login code

Fix CAS login

Fix token login