Port to C/C++, proximityforest/ANN/ProximityForest.py

[Nanonid]

Python file:
proximityforest/ANN/ProximityForest.py

Find C++ equivalents for SciPy dependencies
idxs = scipy.random.permutation( len(samples) ) #shuffle order that we add samples to tree
median = scipy.median(Ds)
idx = scipy.random.permutation(range(x))[0]