Fix issues with Android 15+ and navigation buttons

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

Fixes journal crashing bug.
Various other minor fixes.

Added support for force touch and multitasking (when available).
Improved compatibility with newer versions of iOS.
Now requires iOS 6 or newer.
Fixed on/off sliders in Settings sometimes getting "stuck".
Added several traditional spreads.

Now supports iOS 8 and the new iPhone 6 & 6 Plus. Added sharing using the new iOS 8 sharing extensions. Various minor bug fixes.