feature/vision operator

applications/reconstruct/src/main.cpp

applications/vision/src/main.cpp

components/operators/CMakeLists.txt

components/operators/include/ftl/operators/disparity.hpp

components/operators/include/ftl/operators/opticalflow.hpp

components/operators/src/disparity/bilateral_filter.cpp

components/operators/src/disparity/cuda.hpp

components/operators/src/disparity/disp2depth.cu

components/operators/src/disparity/disparity_to_depth.cpp

components/operators/src/disparity/fixstars_sgm.cpp

components/operators/src/disparity/optflow_smoothing.cpp

components/operators/src/disparity/optflow_smoothing.cu

components/operators/src/disparity/qsort.h

components/operators/src/nvopticalflow.cpp

components/rgbd-sources/CMakeLists.txt

components/rgbd-sources/src/algorithms/fixstars_sgm.cpp

components/rgbd-sources/src/algorithms/fixstars_sgm.hpp

components/rgbd-sources/src/cuda_algorithms.hpp

components/rgbd-sources/src/offilter.cpp

components/rgbd-sources/src/source.cpp