Reset of cmake g++ compiler option
Fixed documentation

whitespace, indent and blank line
Fixed compile warnings
Fixed var name in feature.hpp
Fixed whitespaces and indents

- Fixed time() for win build
- Fixed count() with std namespace
Fixed TrackerStateEstimatorMILBoosting in documentation

- Fixed time()
Added include for time.h
Remove unused include of highgui

Fixed warning cast from double to uint64
Merge branch 'TrackerBoosting' of https://github.com/lenlen/opencv into TrackerBoosting