* Added: Significant performance improvements when navigating subscription tree
* Changed: Animation in subscription tree replaced with static hourglass/timer due to CPU spikes on many systems
* Fixed: "Add to Clippings Folder" menu doesn't overlay RSS icon on shared clippings folders
* Fixed: Exception when attempting to hide some popular topics
* Fixed: Popular topics doesn't always show all linked articles
* Fixed: FeedStation incorrectly purges newer items from its queue
* Fixed: Browser tabs that were open the last time FeedDemon ran are opened in the default browser when the option to open external links in the default browser is enabled.