* Update CSS to JSON converter to generalize the remove-property comment
* Fix navigation not being updated when _clearContent is run
* Add structured content schema for link tags
* Add test links
* Add external-link icon
* Pass Display instance to DisplayContentManager
* Update structured content generation
* Update link styles
* Add double-down-chevron.svg
* Add options
* Update dictionary importers
* Update settings
* Add support for collapsible definitions
* Improve case when there is a very small amount of overflow
* Fix incorrect enabled state of newly imported dictionaries