Preliminary support of Ricoh DNG images.
Preliminary support of Ricoh DNG images.

anarsoul/rawspeed,klauspost/rawspeed,darktable-org/rawspeed,anarsoul/rawspeed,LebedevRI/rawspeed,darktable-org/rawspeed,mgehre/rawspeed,klauspost/rawspeed,LebedevRI/rawspeed,mgehre/rawspeed,darktable-org/rawspeed,LebedevRI/rawspeed,darktable-org/rawspeed,anarsoul/rawspeed,LebedevRI/rawspeed,LebedevRI/rawspeed,darktable-org/rawspeed