Plone.recipe.zope2instance

------------------

Breaking changes:


- Change the default to enable wsgi unless running Python 2 and setting
wsgi=off. See https://github.com/plone/Products.CMFPlone/issues/2763 [pbauer]
(73)

------------------

Bug fixes:

- log level for Plone WSGI logger changed to INFO making the logging less
verbose [ajung] (66)
- Improve debugging of run scripts by providing the source code for the
debugger. [icemac] (68)
- Use correct debug switch for WSGI. (`Products.CMFPlone 2719
<https://github.com/plone/Products.CMFPlone/issues/2719>`_) Display warnings
in debug mode with WSGI (override with PYTHONWARNINGS). (`Products.CMFPlone
2724 <https://github.com/plone/Products.CMFPlone/issues/2724>`_) [tschorr]
(69)
- Fix Flake8 issues in the code. [icemac] (72)

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New features:

- Add new option 'threads' used to specify the number of workers for both
waitress + ZServer, and a deprecation warning for 'zserver-threads'.
[tschorr]

- Add support for Python 3.7 while dropping official support for Python 3.5.
(`60 <https://github.com/plone/plone.recipe.zope2instance/issues/60>`_)

Bug fixes:

- Make comments in zcml values work, even if not starting at the beginning of the line;
before, we had a confusing error message. Fixes 46
[tobiasherp]

- Fixed serving Plone with WSGI when ZServer is also installed on Python 2.
[davisagli]

- Remove `path` option from zope.conf generated when using WSGI as it is no longer understood.
[icemac]

- Remove `deprecation-warnings` option from zope.conf generated
when using WSGI as it is no longer understood.
[davisagli]

------------------

Breaking changes:

- For WSGI-based instances, generate a zdaemon-based instance script
that works similarly to ZServer-based instances, instead of a
script that only handles running the WSGI server.
[davisagli]

------------------

Bug fixes:

- Super user password created on Python 3 can now be read by Zope.
- Fix WSGI initialization
[tschorr]
- Move Recipe from __init__.py to a new module to get rid of the dependency on
zc.recipe.egg in control scripts
[tschorr]
- Make use of changes to Zope WSGI logging
(`280 <https://github.com/zopefoundation/Zope/pull/280>`_,
`276 <https://github.com/zopefoundation/Zope/pull/276>`_),
use Zope2 WSGI startup code.
[tschorr]
- Fix the tests on Python 3 when running via tox or TravisCI.
[icemac]

------------------

Breaking changes:

- Require at least ZODB 5 and Zope 4.0b1.

- Drop support for Plone 4.3, 5.0, and 5.1.

New features:

- Add wsgi support
[tschorr]

- Add support for Python 3.5 and 3.6.

Bug fixes:

- Python 3 compatibility with sixer
[ale-rt]

- Fix import. zopectl moved to ZServer
[pbauer]