Release slixmpp 1.5.2

- Bugfixes for httpupload & muc

slixmpp 1.5.1

Fix a bug (behaviour change) when stanzas were still queued and
disconnect() was called

slixmpp 1.5.0 release

- Add ids to presences and messages by default
- Fix various issues in connection/disconnection
- Code improvements (typing, deprecation warnings)
- Fix or improvements for the following XEPS:
    - XEP-0045
    - XEP-0048
    - XEP-0050
    - XEP-0059
    - XEP-0082
    - XEP-0196
    - XEP-0198
    - XEP-0202
    - XEP-0279
    - XEP-0332
    - XEP-0313
    - XEP-0323
    - XEP-335
    - XEP-0380
- New XEPs:
    - XEP-0359 (origin-id)
    - Groundwork for the OMEMO (XEP-0384) plugin, which has been put in
      a separate repository due to licensing issues:
      https://lab.louiz.org/poezio/slixmpp-omemo/

Many thanks to all first-time and recurring contributors!

Special thanks to pep. for being the most active of the maintainers
and for the OMEMO work, to Madhur Garg (GSoC student) for fixing the
MAM and RSM implementation, and to Georg for trying to fix the
connection shenanigans.

Release slixmpp 1.4.2

- Do not do channel binding without TLS
- Add default timeout of 120s for IQs (prevent slowdowns)
- Fix CVE-2019-1000021
- Do not query vcard avatars unconditionnally
- Fix GSSAPI (Jelmer Vernooij)

Slixmpp 1.4.1

Adds an aiohttp depency, fixes bugs with multiple event loop support and
plugins.

Release slixmpp 1.4.0

Important changes:
- Dropped python 3.4 compatibility (async/await syntax)
- Fixed Python 3.7 compatibility
- Improved examples
- Many bugfixes

Thanks to all contributors!

slixmpp 1.3.0

- Add a Markup (XEP-0394) plugin
- Add a Hashes (XEP-0300) plugin
- Update (and fix) MAM (XEP-0313) for mam:2
- Fix RSM
- Fix (or at least improve) and egregious connection issue
- Various fixes and improvements

1.2.4 release

slixmpp 1.2.3, to fix tests

slixmpp 1.2.2 release to fix CVE-2015-8688

slixmpp 1.2.1 release

Fixes a few bugs and the testsuite, and remove the asyncio event loop
monkeypatching hack.

slixmpp 1.2 release (02-10-2016)