Add Abgr32 pixel type, extend IPixel<T>#1886

Merged

JimBobSquarePants merged 12 commits intoSixLabors:masterfrom

ynse01:add-Abgr32-pixel-type

Dec 18, 2021

Commits on Dec 11, 2021

Commits on Dec 12, 2021

Commits on Dec 13, 2021

Commits on Dec 16, 2021