Plone.z3cform

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New features:

- Change license to GPLv2
[petschki]

- Enable ``:record[s]`` fields in ``z2.processInputs``
[petschki]

- Cosmetic tweaks.
[gforcada]

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New features:

- Support for Python 3
[pbauer, davilima6, ale-rt, jensens]

Bug fixes:

- Test cleanup.
[jensens]

- Rename folder templates to pagetemplates, because of ZCML browser directive warnings.
[jensens]

- Removal of tuple parameter unpacking in method definition (Fixes 14)
[ale-rt]

- Provide an up-to-date bootstrap.py
[ale-rt]

- Use the adapter and implementer decorators
[ale-rt]

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Bug fixes:

- Remove deprecated __of__ calls on BrowserViews
[MrTango]

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New:

- Enable groups aka fieldsets to be orderable.
[jensens]

Fixes:

- Fix batching navigation in CRUD form.
[petschki]

- Added two missing German translations.
One of those fixes https://github.com/plone/Products.CMFPlone/issues/1580
[jensens]

- QA: pep8. [maurits, thet]

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- Feature: take group class from parent-form if given. If not given it uses
the default class.
[jensens]

- Added Ukrainian translation
[kroman0]

- Added Italian translation
[giacomos]

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* Remove backwards-compatibility code for Zope < 2.12
[davisagli]

* Use plone.testing for functional test layer support.
[hannosch]

* Use ViewPageTemplateFile from zope.browserpage.
[hannosch]

* Use form action URL as given by the view, instead of implementing it
in the template as a call to the ``getURL`` method of the request.
[malthe]

* Use plone.batching for batches instead of z3c.batching
[tom_gross]