Plone.app.querystring

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

Fixes:

- Set path to navigation root by default to have the same results
in Collection preview and view.
[Gagaro]

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

New:

- Be able to parse more date string types
[vangheem]

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

Fixes:

- Again upgrade collections with ``selection.is`` to
``selection.any``, because the standard events and news collections
may have been wrongly created in a new site.
Issue https://github.com/plone/Products.CMFPlone/issues/1040
[maurits]

- In tests, use ``selection.any`` in querystrings.
Issue https://github.com/plone/Products.CMFPlone/issues/1040
[maurits]

- Added upgrade step to replace ``selection.is`` with
``selection.any`` operations in querystrings also for objects using
the Collection behavior.
[thet]

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

Fixes:

- Rerelease as something went wrong during upload of the package.
[maurits]

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

Fixes:

- Added missing ',' for subject upgrade.
[ezvirtual]

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

Fixes:

- Fixed flake8 warnings.
[maurits]

- Updated compatibility information in README.
[maurits]

- Fixed resultview icons.
https://github.com/plone/Products.CMFPlone/issues/1151
[fgrcon]

- Added upgrade step to fix Subject index for existing collections.
[ezvirtual]