# Wagtail 2.16 release notes - IN DEVELOPMENT ```eval_rst .. contents:: :local: :depth: 1 ``` ## What's new ### Other features * Added Aging Pages report (Tidjani Dia) * Add more SketchFab oEmbed patterns for models (Tom Usher) * Add collapse option to `StreamField`, `StreamBlock`, and `ListBlock` which will load all sub-blocks initially collapsed (Matt Westcott) * Private pages can now be fetched over the API (Nabil Khalil) * Added `alias_of` field to the pages API (Dmitrii Faiazov) * Add support for Azure CDN and Front Door front-end cache invalidation (Tomasz Knapik) ### Bug fixes * Fixed transform operations in Filter.run() when image has been re-oriented (Justin Michalicek) * Accessibility fixes for Windows high contrast mode; Dashboard icons colour and contrast (Sakshi Uppoor) * Rename additional 'spin' CSS animations to avoid clashes with other libraries (Kevin GutiƩrrez) ## Upgrade considerations