Current LibRaw master branch updated in LibRaw public GitHub repository.

This version is already used in production in RawDigger and FastRawViewer, we think this version stable enough for use in production-quality software.

Changelog for this update

• zlib library is now optional Use -DUSE_ZLIB to compile with zlib (to provide deflate DNG support)
• libjpeg version: jpeg_mem_src() is mandatory, so use libjpeg-turbo or libjpeg 8+
• Fixes in vng_intepolate to make modern compilers happy
• More metadata:
  • per channel DNG black/whitelevel
  • DNG analog balance
  • makernotes metadata reordered to vendor specific data fields
• C-API: void libraw_set_user_mul(libraw_data_t *lr,int index, float val);
• support for BW Jpeg previews
• 8-bit DNG support via DNG SDK
• better intepolation of low-sensitivity pixels on Sigma Quattro files
• Camera support:
  • BlackMagic Micro Cinema Camera, URSA Mini
  • Canon 80D, 1300D, 1DX MkII
  • Fujifilm X-Pro2 (uncompressed RAW only), X70, X-E2S
  • HTC One A9 and M9
  • Leica M (Typ 262) and X-U (Typ 113)
  • Nikon D5
  • Olympus Pen F, SH-3
  • Panasonic DMC-GX80/85, DMC-TZ80/81/85/ZS60, DMC-TZ100/101/ZS100
  • PhaseOne IQ150, IQ180 IR, IQ3 (all models)
  • Samsung Galaxy S7 (SM-G935F)
  • Sony ILCA-68, ILCE-6300, RX1R II, RX10 III
  • YUNEEC CGO4