Merge branch '273-feature-add-riemannian-potato' into 'development'

...emannian/box-tutorials/lua-riemannian-potato-training.lua

...nian/box-tutorials/riemannian-potato-field-test-signal.ov

...n/box-tutorials/riemannian-potato-field-trained-field.xml

...mannian/box-tutorials/riemannian-potato-field-trainer.xml

...sing/riemannian/box-tutorials/riemannian-potato-field.xml

...nnian/doc/Doc_BoxAlgorithm_RiemannianPotatoField.dox-part

...oc/Doc_BoxAlgorithm_RiemannianPotatoFieldTrainer.dox-part

...emannian/src/boxes/CBoxAlgorithmRiemannianPotatoField.cpp

...emannian/src/boxes/CBoxAlgorithmRiemannianPotatoField.hpp

...n/src/boxes/CBoxAlgorithmRiemannianPotatoFieldTrainer.cpp

...n/src/boxes/CBoxAlgorithmRiemannianPotatoFieldTrainer.hpp

plugins/processing/riemannian/src/boxes/RiemannianPotato.cpp

plugins/processing/riemannian/src/boxes/RiemannianPotato.hpp

plugins/processing/riemannian/src/defines.hpp

plugins/processing/riemannian/src/main.cpp

plugins/processing/riemannian/test/DartTestfile.txt

...ios-tests/Riemannian-Potato-Field-Trained-Field-input.xml

...t/scenarios-tests/Riemannian-Potato-Field-Trainer-ref.xml

.../scenarios-tests/Riemannian-Potato-Field-Trainer-test.xml

...test/scenarios-tests/Riemannian-Potato-Field-Training.lua