Fix resource leak detected by coverity
CID 26253, 26273, 26222, 26221, 26220
Adding some assertations for passed variables
fixing a lot of very bad whitespacing
Remove generalised HMM class since its implementation is empty.
opencv integration markdowns added
Merge pull request #2489 from kislayabhi/opencv_docs

examples and benchmarks added
Update OpenCV-integration-examples.md
Update OpenCV-integration-examples.md
Update OpenCV_KNN_vs_Shogun_KNN.md
Update OpenCV_KNN_vs_Shogun_KNN.md
Update OpenCV_KNN_vs_Shogun_KNN.md
Remove OpenCV/Home.md since this information is in the home of the wiki.
Merge pull request #2591 from iglesias/develop

Remove OpenCV/Home.md since this information is in the home of the wiki.
Merge pull request #2588 from iglesias/cleanups

Remove generalised HMM class since its implementation is empty.
Update QuadraticTimeMMD_unittest.cc

reduce accuracy in compute_variance_null to fix issue #2589
Cleaning up CFile