- The default box background color is now clear, that is what Cocoa does.
- Bezel drawing uses CPDrawTiledRects, obeys border width.
- CPDrawTiledRects/CPDrawColorTiledRects explicitly sets the line width and saves/restores the graphics state.
- Whitespace cleanup in CPBox.
- Implemented CGRectDivide/CPDivideRect.
- Implemented CPDrawTiledRects/CPDrawColorTiledRects.
- Removed CPDrawGrayBezel and CPDrawGroove, they were not being done in a Cocoa-compliant way, and the Cocoa way is not really useful right now.
- Moved border drawing code back to CPScrollView since CPDrawGrayBezel/CPDrawGroove are gone.
- Test app to do simple demo of the new functions.
- Removed trailing whitespace.