Merge simplified euler to optic flow

...sample_experiment/Lobecke_JEB_2018/Y101_OBFlight_0001.mat

...e_experiment/Lobecke_JEB_2018/Y101_OBFlight_0001_side.tra

...le_experiment/Lobecke_JEB_2018/Y101_OBFlight_0001_top.tra

.../sample_experiment/Lobecke_JEB_2018/fullcalib_fromtra.xml

.../resources/sample_experiment/Lobecke_JEB_2018/setup.blend

navipy/resources/sample_experiment/Ravi_2018/corridor.blend

navipy/resources/sample_experiment/Ravi_2018/corridor.blend1

...y/resources/sample_experiment/Ravi_2018/corridor_traj.csv

navipy/resources/sample_experiment/vanHateren1999/h03.csv

navipy/resources/sample_experiment/vanHateren1999/h08.csv

navipy/resources/sample_experiment/vanHateren1999/h12.csv

navipy/resources/sample_experiment/vanHateren1999/h17.csv

navipy/resources/sample_experiment/vanHateren1999/h23.csv

navipy/resources/sample_experiment/vanHateren1999/h28.csv

navipy/resources/sample_experiment/vanHateren1999/h33.csv

navipy/resources/sample_experiment/vanHateren1999/h38.csv

navipy/resources/sample_experiment/vanHateren1999/h44.csv

navipy/resources/sample_experiment/vanHateren1999/h45.csv

navipy/resources/twocylinders_world.blend

navipy/scene.py