Moved pagination functionality to Pagination. Added a class for public static handlers.
Simplified toast handler.
ImageDrawing uses toast handler.
Soundboard menu supports ToastHandler.
Moved methods from board holder to board provider. Synchronized pagination between orientations work but missing pages are problem. Static class for screen orientation type control. Replaced code that used surface orientation types with configuration types.
Pages retrieved from provider are copies of saved pages.
ImageDrawing decode failure handling.
Soundboard holder is now copied when saving. Fixed bugs caused because saving modified file paths.