v4.0.0

• Alert!
  • Timestamps options changed, invalidating old timestamps. On your first run
    in a path with picopt 4.0 use the -N option to ignoring the old timestamp.
• Features
  • Support optimizing SVG with svgo.
  • Support converting more lossless formats to PNG & WEBP: CUR, DIB, FITS, IMT,
    PCX, PIXAR, PSD, QOI, SGI, SPIDER, SUN, TGA, XBM, XPM.
  • Support converting animated formats to animated PNG.
  • Support converting losslessly converting MPO to JPEG (choose primary image)
  • Internal oxipng replaces external optipng for png compression.
  • Better support for preserving EXIF, ICC_PROFILE, & XMP data across
    optimization and conversion.
  • --destroy-metadata option becomes --strip-metadata
  • --near-lossless option for lossless WebP.
  • --preserve file attributes after optimization.
  • --disable-programs option.
  • ~25% faster due to avoiding disk io.
• Fixes
  • wal file would write illegal key names and fail to load for some files.
• Dev
  • walk.run now returns totals instead of running report on them.