4579ec7109
* Allow undoing rotations * Allow redoing undos * Improve how the very first rotation is stored * Track the history of any section box edit * Also update section outlines when undoing/redoing * Increase how much history we store * Start initial index at 0 * Rewrite some comments * Use existing OBB class instead * Get rid of fudge * Only support undo/redo when section tool is visible * Update naming