Vendor rawler 0.7.2 unmodified

The crate as crates.io publishes it, minus .cargo-ok, its Cargo.lock and
data/testdata (13 MB of sample files only its own tests read). Not yet
routed through [patch.crates-io]; the next commit is the patch.

third_party/rawler-0.7.2/data/cameras/nikon/1v1.toml

@@ -0,0 +1,16 @@
+make = "NIKON CORPORATION"
+model = "NIKON 1 V1"
+clean_make = "Nikon"
+clean_model = "1 V1"
+color_pattern = "RGGB"
+active_area = [0, 0, 0, 2]
+crop_area = [12, 6, 20, 8]
+
+[cameras.color_matrix]
+A = [0.9398, -0.351, 0.018, -0.375, 1.0884, 0.3311, -0.0022, 0.0872, 0.6669]
+D65 = [0.8994, -0.2667, -0.0865, -0.4594, 1.2324, 0.2552, -0.0699, 0.1786, 0.626]
+
+[[cameras.modes]]
+mode = "12bit"
+blackpoint = 0
+whitepoint = 4095