• new compile-time define LIBRAW_CALLOC_RAWSTORE
  If defined: calloc() will be used for all big buffer allocations to prevent uninitialized heap data leak
• Small allocations: calloc() instead of malloc() to prevent uninitialized heap data leak
• Support for 4-component JPEG-compressed DNG files
• CR3-Qstep table: avoid wrong 64-bit code generation
• Fixed several bugs related to specially-crafted files processing (thanks to OSS-Fuzz project)

0.21.2: current project state just marked as release.

0.21.1 Release: urgent fix for 0.21.0

0.21.0

Release 0.20.0