document the return value of the filter() method. RT #72369
document i_gsamp_bits() and i_psamp_bits(). RT #68815
properly increment the Imager::Matrix2d $VERSION.
actually include the Imager::Test tests in the dist
correctly read and write 256x256 pixel ICO files RT #69599
make the error message from read() or read_multi() when they can't identify the file type match reality. RT #72475
read() now uses $FORMATGUESS if it can't determine the file type link based on the file header, to match read_multi().
re-work and add tests for def_guess_type(). def_guess_type() no longer returns any random file extension as the file type.
add gray4, gray16 and gray as presets for make_colors. RT #67911
add make_palette() method that produces a palette from one or more images.
fix the Imager dependency for the separately distributed font drivers. RT #72643
- fix i_render_color() to properly draw in "normal" mode - ie. when writing to a 1 or 3 channel image the second or fourth channel of the source color was being ignored, it is now significant. RT #71564