Fixed

• Fixed potential crashes
• Potential crash with empty password (FeedHQ, BazQux, Old Reader)
• Fixed cancel button in Share Extension not closing the view
• Sometime autoselecting already subscribed feed in subscribe view
• Fixed duplicating folders in some circumstances [iCloud Feeds]
• Fixed sometimes articles being wrongfully dimmed as if read
• Fixed must read tag being hidden in local feeds
• Fixed values in feed and folder settings not updating immediately
• Removed non-functional Copy action from share menu
• Improved article list scroll performance