| ⇢ | C | Jetpack_Widget_Conditions::migrate_post_type_rules... added | |
| ⇢ | A | markdown.php ➔ jetpack_markdown_posting_always_on(... added | |
| ⇢ | A | Jetpack::upgrade_on_module_load() added | |
| ⇢ | A | Jetpack::alias_directories() added | |
| C | ↘ | D | WPCOM_social_media_icons_widget::widget() got worse |