#711664 by neclimdul: Deprecate the plugin hook which should no longer be used; all plugins should be file based.

#709754 by yhahn: Add export_module flag to all default objects so that we can tell where they came from.

#708154: Update and Save would leave forms in an older state, causing some forms to lose data (particularly the Panels content form).

Initial inclusion of the stylizer plugin to create user customizable styles from pre-configured base styles.

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.