Weekly report and local push notifications

• Weekly report: your last 7 days at a glance — activities, issues, pull requests, lines of code, most active repos and labels
• Local push notifications, with an optional weekly reminder
• Move issues between repositories, not just copy
• Pin and unpin issues directly from the detail view
• Redeem App Store promo and offer codes from inside the app
• A “What’s new” screen appears after each update
• The app icon now supports dark mode and the tinted home-screen appearance
• The home tab shows every open milestone, even without issues attached yet