Allow themes to provide default pages so that Panels Everywhere enabled themes can provide layout variants for the site template.

#639548: export.inc cache was not properly respected when loading individual items, leading to multiple redundant queries.

#654218 by Roi Danton: Improve documentation of dependent.inc to talk about annoyances with checkboxes, radios and fieldsets.

#661332 by yhahn: Allow export.inc to export stdClass objects by exporting them as an array and casting them to an object.

#651852 by coreyp_1: Add caching to content subtypes to save some queries. This means developers will need to clear caches when changing content type code.

#625696 by dmmckenna: Bulk exporter did not define empty array at beginning in code it creates for you.

#687534: ctools_context_handler_edit_criteria() now does the necessary includes such that access plugins can easily add their own js files to selection criteria forms.

#682900: Fixed array_splice() call to use proper operand types, which was causing fatal errors on PHP 5.3.

Introduce 'export callback' to individual fields in export.inc. Add some documentation to export.html -- much of it borrowed from stella!

Show a LOCK icon on the page list when pages are locked for editing either by the current user or another user.

#596450 by Scott Reynolds: Provide an ajax command response to reset the modal to the loading state.

#424548: Add a warning about overridng pager settings with Views AJAX.

#592692 by johnskulski: use theme_links instead of theme(links) for dropdown because we do not actually want a theme to change this output.

#564492: by Roger Lopez: Change default class includes from .inc files to .class.php files so they dont get read as plugins.

#589342: Introduce page_manager_get_current_page() to get information about the current page manager page.

Add cleanstring.inc tool to facilitate more pathauto-like functionality without necessarily using aliasing.

#558918: Collapsible can be set to remember state between page loads. Allow collapsible handle and content to be separated and not have to be divs.