Log Message:
py-aiosmtpd: updated to 1.4.2

1.4.2:
Controller ready_timeout defaults to 5.0
More detailed message in TimeoutError during Controller.start()
IMPORTANT: No more leak of sensitive info during smtp_AUTH

1.4.1:
local_part_limit (max length of email address local part) is now customizable, \ 
defaults to 0 (no limit)

1.4.0:
PROXY Protocol support
SMTPS/STARTTLS support from CLI
UnixSocketController
Improvement on tox+pytest to enable stable run for pypy3-on-Windows, MacOS, and \ 
Cygwin
Example on how to implement SMTP AUTH

1.3.2:
Fixed:
Documentation issues that causes some automated build systems to fail
Improper IPv6 detection on systems whose kernel does not support IPv6

Also:
Add info about GPG Signing key to README and PyPI
A 'hidden' testenv named static to run pytype

1.3.1:
Smarter localhost determination
No longer failing on hostname=""

1.3.0:
"AUTH LOGIN " support
Command Call Limit to stop misbehaving clients
"authenticator" system to replace "auth_callback"
"handle_EHLO" can modify return values
(Almost) transparant passing of keyword args given to
Controller to SMTP
Now uses TLS Context as-is
Complete conversion of test cases from unittest/nose2 to
pytest
Improve compatibility with setuptools<=46.4.0