improve docs and fix markdown
convert input using toVector<Point2f>()
fix bug by using OR instead of assign into flags
Merge pull request #55 from amroamroamro/optical_flow

fix bug calcOpticalFlowPyrLK
new function that returns OpenCV build information
Merge pull request #59 from amroamroamro/cv_build_info

new function that returns OpenCV build information
Merge branch 'master' of github.com:kyamagu/mexopencv