- Break out ship equipment by slot type
- Detailed equipment display with quick stats for each item
- UI paradigm is forwards compatible for physical-slot equipment model
- Replace existing equipment market screen with new filtered market
- Integrate new equipment widget into ship info screen

- Add ui.button wrapper with themed padding and color variant support.
- Setup default button colors to use Pioneer theme style.
- Add ui.getButtonHeightWithSpacing(), ui.alignTextToButtonPadding().
- Expose current ItemSpacing value as ui.getItemSpacing().
- Engine.pigui now available when loading themes. Other Engine methods not guaranteed,

- Refactor category displays (radar, scanners in sensors category)
- Add context information when replacing selected equipment
- More documentation

Non-integer values (more specifically sub-pixel offsets) produce blurry results with UI icon drawing and calculations.
ui.rescaleUI defaults to snapping result values to the next whole number.