Steps to reproduce:
1. Open User's attached project
2. Build for iOS
3. Run on iOS10 device
4. On device: go to home screen (hit the home button = app goes to background)
5. Wait for ~30 seconds until notification from the app appears
6. Open the app again

Expected behavior: The previously sent notification is cleared from Notifications list.
Actual result: Notification is not cleared.

Reproduced with: iPhone 7 Plus iOS10.2: 5.6.0b11, 5.5.2p2, 5.4.4p4.
Not reproduced with: iPad Air iOS8.1.1, iPad Mini 2 iOS9.2.1: 5.6.0b11, 5.5.2p2, 5.4.4p4.