- Convert plugin from Family-based to Event-based view
* Change category from Families to Events
* Update navigation_type to 'Event'
* Replace FamilyBookmarks with EventBookmarks
* Rewrite collect_events() to show all events in database
* Update goto_handle() to work with event handles
- Update filter dialog to show families with members
* Restructure person filter page with expandable families
* Each family shows father, mother, and children
* Add helper method to generate family display names
- Restore person connection lines
* Re-enable visual connections between events of selected person
* Clicking an event selects the person and shows connections
- Add uninstall script
* Remove plugin files and backup directories
* Clean up any plugin files in subdirectories
