Attempt at cross fill

applications/reconstruct/src/main.cpp

components/codecs/include/ftl/codecs/channels.hpp

components/codecs/src/channels.cpp

components/common/cpp/include/ftl/configurable.hpp

components/net/cpp/include/ftl/net_configurable.hpp

components/net/cpp/src/net_configurable.cpp

components/operators/CMakeLists.txt

components/operators/include/ftl/operators/filling.hpp

components/operators/include/ftl/operators/operator.hpp

components/operators/src/filling.cpp

components/operators/src/filling.cu

components/operators/src/filling_cuda.hpp

components/operators/src/mls.cu

components/operators/src/segmentation.cpp

components/operators/src/segmentation.cu

components/operators/src/segmentation_cuda.hpp

components/operators/src/smoothing.cpp

components/operators/src/smoothing_cuda.hpp

components/rgbd-sources/src/sources/ftlfile/file_source.cpp

components/rgbd-sources/src/sources/ftlfile/file_source.hpp