v2.0 - img-optimize stable release

Added

• quiet mode
• option --no-run-if-empty added to xargs
• scripts to compile optipng & libwebp from source
• Avif (AV1 Image Format) support
• Avoid optimizing the same image at the same moment PR #12

Changed

• JPG are optimized as progressive JPG
• WebP and Avif newly created images are deleted in case of failure during conversion

v1.1 - img-optimize

Added

• Interactive mode with img-optimize -i
• check if optipng, jpegoptim or cwebp executable before optimization
• additional install method

Fixed

• images path replaced by current directory if empty

v1.0 - First img-optimize release

first release