Added example calibration fil with dlt coefs

data/calib/examples/mosquito_escape/20200306_DLTcoefs-py.csv

+# cam1,cam2,cam3
+-1.141261605371704945e+03,1.328673407525115726e+04,-1.191831435894136303e+04
+1.309940896417702243e+04,-8.778595600402001153e+00,-1.019424781667450475e+03
+6.738506807383616604e+01,-8.981925484222546174e+02,-2.997667235750116177e+01
+3.842798595065022482e+02,5.319070289962245397e+02,4.773508932664243503e+02
+-1.116010261322133829e+03,-8.034049187175665452e+01,2.938439556082694253e+02
+-1.992891489952654638e+01,1.318195592211345684e+04,-1.005860989597624894e+03
+1.296662062858988247e+04,-1.082397032455340195e+03,1.188050139878365735e+04
+4.698677169860810636e+02,3.559214627515071925e+02,4.653246378138107957e+02
+-1.984822484276100418e+00,-6.581836073099980866e-02,2.467466773754960763e-01
+1.491439211012067223e-01,-1.480609988735411831e-01,-2.038602110252764277e+00
+-1.617512824958341477e-01,-1.859361725271246879e+00,-2.534475051759991215e-01