Early attempts at my own algorithm

cv-node/CMakeLists.txt

cv-node/include/ftl/algorithms/nick.hpp

cv-node/include/ftl/cuda_algorithms.hpp

cv-node/src/algorithms/consistency.cu

cv-node/src/algorithms/nick.cpp

cv-node/src/algorithms/nick1.cu

cv-node/src/algorithms/rtcensus.cpp

cv-node/src/algorithms/rtcensus.cu

cv-node/src/algorithms/tex_filter.cu