Minor stability updates

This update from Apple will improve the functionality of this app. No new features are included.

Optimized for full 64-bit performance.
Fixed an iOS 11 specific issue with certain buttons and page scroller.

Optimized for full 64-bit performance.

Added support for iOS 8.
Fixed a possible crash when the app starts.
Added an age-check to protect access to the web and the App Store.

Changed the default Page Story Completion setting to OFF
Updated information about Wanderful Apps