Quick Menu UI Improvements: - Add navigation button hints (prev/next on front buttons, up/down on side buttons) - Fix orientation-aware margins for button hint areas in landscape modes Screen Rotation Toggle: - Add "Rotate Screen" option to toggle between Portrait and Landscape CCW - Force section reindex when orientation changes to properly reflow content - Position is automatically restored via content offset after reindex Customizable Menu Order: - Add "Edit List Order" option (fixed at bottom of menu) - Pick-and-place reordering: select item to move, navigate to destination, place - Visual feedback: filled highlight for cursor, outlined box for item being moved - Menu order persists in settings (quickMenuOrder array in CrossPointSettings) - New default order: Bookmark, Dictionary, Rotate Screen, Settings, Clear Cache Files changed: - CrossPointSettings.h: Add quickMenuOrder[5] setting - QuickMenuActivity.h/cpp: Edit mode, order rendering, pick-and-place logic - EpubReaderActivity.cpp: Handle TOGGLE_ORIENTATION action with section reset