Merge remote-tracking branch 'origin/2.4' into merge-2.4

Conflicts:
	.gitignore
	CMakeLists.txt
	doc/CMakeLists.txt
	modules/calib3d/src/stereosgbm.cpp
	modules/core/include/opencv2/core/mat.hpp
	modules/highgui/src/cap_openni.cpp
	modules/ml/include/opencv2/ml/ml.hpp
	modules/objdetect/src/hog.cpp
	modules/ocl/perf/perf_color.cpp
	modules/ocl/src/arithm.cpp
	modules/ocl/src/filtering.cpp
	modules/ocl/src/imgproc.cpp
	modules/ocl/src/optical_flow_farneback.cpp
	platforms/scripts/camera_build.conf
	platforms/scripts/cmake_android_all_cameras.py
	samples/cpp/Qt_sample/main.cpp
	samples/cpp/tutorial_code/introduction/windows_visual_studio_Opencv/Test.cpp

modules/objdetect/src/latentsvmdetector.cpp

@@ -144,6 +144,7 @@ CvSeq* cvLatentSvmDetectObjects(IplImage* image,
     free(points);
     free(oppPoints);
     free(score);
+    free(scoreOut);
 
     return result_seq;
 }