- Fix bug in custom field value retrieval for new drafts.
- Fix bug in meta box value for checkboxes (only used currently in News extension).
- Remove redirect added in 1.3.3 as it seems to cause loops on some servers, will investigate later.
- Add option to filter
wpseo_admin_pagesso more pages can use WP SEO admin stylesheets.
- Prevent notice for images without alt tags.
- Use mb_string when possible.