Add laod support for Panasonic GF-2
Add laod support for Panasonic GF-2

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