Plone.app.layout

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

Bug fixes:


- Improve the new navigation and add test coverage [ale-rt] (181)
- Provide a proper unique id and a review state class for the first level tabs
[ale-rt] (184)
- Fix tests since the default nav-depth is now 3 for new sites. [pbauer] (187)

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

New features:


- Added multilevel dropdown navigation [agitator] (2516)


Bug fixes:


- fix python3 compatibility [petschki] (176)
- Fix some issues with the new navigation. (Fixes
https://github.com/plone/Products.CMFPlone/issues/2731 and
https://github.com/plone/Products.CMFPlone/issues/2730) [pbauer] (#180)

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

New features:

- Add test for Revert to Revision action in History Viewlet
[davilima6]

- Remove ``enable_compression`` method that isn't used in Plone. 1801
[tlotze]

Bug fixes:

- Add template and view arguments support to IBodyClassAdapters (fixes `158 <https://github.com/plone/plone.app.layout/issues/158>`_).
[rodfersou]

- Show document byline for logged-in users. Fixes 160
[erral]

- Get rid of obsolete ``X-UA-Compatible`` header.
[hvelarde]

- Implement viewlet dummy ordering needed for Python 3 sorting.
[ale-rt]

- Fix sitemap in py3.
[pbauer]

- Fix tests for py3 and drop use of PloneTestCase.
[pbauer, fgrcon]

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New features:

- Pagination: made label and arrows easier to customise.
[iham]

Bug fixes:

- Helper `getNavigationRoot` returns site, if context is not in
acquisition chain (eg AJAX calls)
[tomgross]

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

New features:

- Allow addition of extra body classes via multiple IBodyClassAdapter adapter registrations without the need to overload the ILayoutPolicy view.
[thet, jensens, agitator]

- Make it easier to override separator in title viewlet
[tomgross]

Bug fixes:

- Do not use ``rel="tag"`` attribute on the keywords viewlet as the referenced document is not a tag definition but a search result;
use ``rel="nofollow"`` instead to avoid search crawlers hammering our sites.
[hvelarde]

- More py3 fixes.
[pbauer]

- Use ``get_installer`` in tests.
[maurits]

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

New features:

- Toolbar: Use pattern variables to configure the toolbar and submenu widths from plone.lessvariables.
[thet]

- Imports are Python3 compatible
[ale-rt, jensens]

Bug fixes:

- Fix for situations where pathbar viewlet variables were undefined in toolbar context
[tomgross]