Plone.app.layout

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- Enable managing portlets of default pages. This fixes
http://dev.plone.org/plone/ticket/10672
[fRiSi]

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- Fixed i18n of the "Log in to add comments" button. It was a regression since
2.0. This fixes http://dev.plone.org/plone/ticket/11525
[vincentfretin]

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- Depend on ``Products.CMFPlone`` instead of ``Plone``.
[elro]

- Avoid creating persistent DiscussionItemContainers prematurely when items
are viewed that have commenting enabled but no actual comments yet.
[davisagli]

- Don't cache navigation_root_path and navigation_root_url contextless
http://dev.plone.org/plone/ticket/11291
[tom_gross]

- Add ids to links personal_bar when rendered as anonymous so they can be
styled. This makes behavior consistent with the authenticated personal_bar.
http://dev.plone.org/plone/ticket/10850
[eleddy]

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- Fix presentation view when headings have HTML attributes (such as headings
translated from reStructured Text). This fixes
http://dev.plone.org/plone/ticket/10689
[davisagli]

- Removed unnecessary memoization of the presentation view; turned its tests
into unit tests.
[davisagli]

- XHTML 1.0 Strict searchbox.pt.
This fixes http://dev.plone.org/plone/ticket/11007
[kiorky]

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- Fixed plone_context_state.view_template_id handling of content that does
not implement IBrowserDefault (Products.CMFDynamicViewFTI). It was possible
for this code to raise Unauthorized even when the user had permission to
access the default view of the current context.
[mj]

- Avoid conflict in selected tabs when the id of an excluded item starts with the
same id of an existing tab.
Fixes http://dev.plone.org/plone/ticket/11140
[WouterVH]

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- Translate comment messages on history
[tdesvenain]

- 'Compare' link is not available
if content type is not registered in portal_diff.
Fixes http://dev.plone.org/plone/ticket/11107.
[tdesvenain]

- Added icons to related items viewlet for file types
Fixes http://dev.plone.org/plone/ticket/10866
[cwainwright]