Fix: Titles and menu order of attached images are also broadcasted. Thanks to werk@haha.nl.
New: Children have their canonical links pointed to the parent.
Fix: role_at_least optimized for super admin queries.
Merge remote-tracking branch 'upstream/master':
Plugin updated to version 1.17.
Calls the new hook (since v3.3) for trashing a post. Resolves the bug where linked child posts weren't moved to trash.
Merge branch 'development'
Removes bug where the terms weren't updated on a linked post, if all terms for the master post were deselected.