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/olympus/e-m1mk3.toml

@@ -0,0 +1,17 @@
+make = "OLYMPUS CORPORATION"
+model = "E-M1MarkIII"
+clean_make = "Olympus"
+clean_model = "E-M1MarkIII"
+#blackpoint = 254
+whitepoint = 4000
+color_pattern = "RGGB"
+active_area = [0, 0, 0, 0]
+highres_width = 10000
+
+[cameras.color_matrix]
+A = [1.3782, -0.7726, 0.0645, -0.3366, 1.2336, 0.1103, -0.0082, 0.0624, 0.5955]
+D65 = [1.1896, -0.511, -0.1076, -0.3181, 1.1378, 0.2048, -0.0519, 0.1224, 0.5166]
+
+[[cameras.modes]]
+mode = "highres"
+active_area = [0, 0, 10, 0]