User manual

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2. Clean tools will appear on the right. There are two major options: Crop on the
top and Auto Clean on the bottom.
3. Cropping removes all points outside an area you specify. Use the sliders
(click and drag or use your arrow buttons) to control how much of the image
you want to crop out. Points will highlight in red when they are in the cut off
area. The top slider removes points from the bottom up.
While the bottom slider crops points away from the center.