Enhancements
- Added the option to upload a separate image for Facebook in the Social tab.
- Added published time, last modified time, tags and categories to OpenGraph output, to work with Pinterests new article pin.
- Added a filter for post length requirements in the Analysis tab.
- If there is a term description, use it in the OpenGraph description for a term archive page.
- Applied a number of settings form best practices - props Jrf.
- File inclusion best practices applied - props Jrf.
- Breadcrumbs for Custom Post Types now take the CPT->label instead of CPT->labels->menu_name as text parameter, as suggested by katart17 and Robbert V - props Jrf.
Bugfixes
Move all rewrite flushing to shutdown, so it doesn't break other plugins who add their rewrites late.
Fixed the wrong naming of the L10n JS object, props Otto.
Improved form support for UTF-8 - props Jrf.
Corrected faulty multisite option registration - props Jrf.
Fixed appropriate use of plugins_url() to avoid breaking hooked in filters - props Jrf.
(Temporary) fix for metabox styling for users using the MP6 plugin - props Jrf.
Minor fix in localization loading - props Jrf.
Fixed Missing argument 3 for wpseo_upgrader_process_complete notice for WP 3.7+, thanks vickyindo, Wendyhihi and Theressa1 for reporting - props Jrf.
i18n
Updated ru_RU, tr_TK and Hr