Enhancements: parsing for Leaf exif data & Phase One orientation;

Fix for Time in reading exif:DateTimeOriginal - REQUIRES CLEARING CACHE to take an effect on images prviously viewed in RT;
 - on behalf of Torger (issue 766)

rtexif/stdattribs.cc

@@ -540,6 +540,7 @@ const TagAttrib iopAttribs[] = {
  {0, 1, 0, 0, 0x828d, "CFAPatternDim", &stdInterpreter},
  {0, 1, 0, 0, 0x828e, "CFAPattern", &cfaInterpreter},
  {0, 1, 1, 0, 0x8298, "Copyright", &stdInterpreter},
+ {0, 0, 0, 0, 0x8606, "LeafData", &stdInterpreter}, // is actually a subdir, but a proprietary format
  {0, 1, 0, exifAttribs, 0x8769, "Exif", &stdInterpreter},
  {0, 2, 0, 0, 0x8773, "ICCProfile", &stdInterpreter},
  {0, 2, 0, 0, 0x83BB, "IPTCData", &stdInterpreter},