thesis figure plotting uniformity

util/okabeIto.m

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+function p = okabeIto()
+    % Okabe & Ito (2008) colorblind-safe palette, minus yellow (too light on
+    % white paper). Returns an N-by-3 RGB matrix, e.g. colororder(okabeIto()).
+    p = [  0, 114, 178;   % blue
+         213,  94,   0;   % vermillion
+           0, 158, 115;   % bluish green
+         204, 121, 167;   % reddish purple
+          86, 180, 233;   % sky blue
+         230, 159,   0;   % orange
+           0,   0,   0] / 255;
+end