add TODO
add FeatImage.hpp
add vector.hpp, opencv_aux.hpp
remove cv_interface.hpp
Non-Rotation Feature Done
bug in initialize of PatchOptions
tree prototyping finished
tree with IO
transfer to waker
haha
feature bug free
tree test needed
experiment
solve patchsize bug
multi_test_on
tree based patchmatch success
transfer to saber
haha
add Learning.cpp
TrainLabel, still need debugging