Aligned distances for dense matrices; this allows minicore to run on …

…unaligned data.

Bug fixes, better Python support

0.3.3: kmeanspp documentation

Improved documentation, add soft clustering support for dense matrices

Bug fix for pip install, sidestepping SLEEF changes

Expanded Python clustering support + speed/accuracy improvements

Bug fixes, dense parallelism

Expansion of clustering, including single-entry function for both cen…

…ter-finding and optimization. Speedups and cleanups in libkl/libsimdsampling. Added complete support for dense, multithreaded solvers, faster coreset-assisted clustering, and the ability to select multiple potential centers at each iterations in kmeans++ (n_local_trials parameter)

Corrected centroid-setting. Python bindings for dense and sparse

Dense Clustering available