KMeans unit test memory leak fix
fix data types in K_THREAD_PARAM struct
Merge pull request #1860 from mazumdarparijat/KMeans_notebook

KMeans unit test memory leak fix
Merge pull request #1861 from votjakovr/develop

Fix data types in K_THREAD_PARAM struct
python3 compile fix
A fix for malsar clustered logistic regression (closes #1360)
added a new string kernel CSSKStringKernel