See also the git repository.

0.42    2018-06-18
        More methods (append_cols, append_rows, as_array, crop, draw_in,
        flip_four, four_up, from_array, mask, overlay, rotate, trim,
        white_noise). More error checking, tests, and docs.

0.01    2018-04-10
        First version, released on an (some would say) unsuspecting world.