docker-image_optim 2.0.1

• image_optim v0.26.5
• https://github.com/kohler/gifsicle/releases/tag/v1.92
• jhead 3.04 https://www.sentex.ca/~mwandel/jhead/
• IJG 9d http://www.ijg.org/
• https://github.com/ImageOptim/libimagequant/releases/tag/2.12.6

docker-image_optim 1.0.2

• jpeg-archive 2.2.0
  • This release includes the following fixes and new features:
    • Support for GNU Parallel as an alternative to Ladon.
    • Fixes to the PPM parser; PPMs generated by libvips are now parsed gracefully.
    • The minimum quality is ensured to always be smaller than maximum quality.
    • Various internal changes to make the jpeg-archive utilities more robust.
    • Several fixes to the Makefile, as well as FreeBSD support.
• pngquant 2.12.1
  • Improved speed on large images

docker-image_optim 1.0.1

Update README.md

docker-image_optim 1.0.0

1.0.0: docker image was broken, ruby was removed after compilation