Stable-v4.0.1

• Code refactored largely into extensions in anticipation of Touch mode.
• Touch Screen mode added for users with Touchscreens.
• Style parameters added for horizontal alignment of text, and UI vertical split.
• New option for choosing different methods of page filtering. Default is now all custom pages instead of uppercase names only.
• Added parameters for adjusting scroll rate, and scroll acceleration, making it possible to speed up scrolling or slow it down.