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/d5000.toml

@@ -0,0 +1,16 @@
+make = "NIKON CORPORATION"
+model = "NIKON D5000"
+clean_make = "Nikon"
+clean_model = "D5000"
+color_pattern = "GBRG"
+active_area = [0, 0, 42, 0]
+crop_area = [11, 10, 53, 10]
+
+[cameras.color_matrix]
+A = [0.8437, -0.2581, 0.0132, -0.6948, 1.4143, 0.31, -0.1215, 0.1778, 0.83]
+D65 = [0.7309, -0.1403, -0.0519, -0.8474, 1.6008, 0.2622, -0.2433, 0.2826, 0.8064]
+
+[[cameras.modes]]
+mode = "12bit"
+blackpoint = 0
+whitepoint = 3767