Modify default setting, using ocl method when have ocl module

samples/cpp/bagofwords_classification.cpp

@@ -5,7 +5,7 @@
 #include "opencv2/nonfree/nonfree.hpp"
 #include "opencv2/ml/ml.hpp"
 #ifdef HAVE_OPENCV_OCL
-#define _OCL_SVM_ 0 //select whether using ocl::svm method or not, default is not
+#define _OCL_SVM_ 1 //select whether using ocl::svm method or not, default is using
 #include "opencv2/ocl/ocl.hpp"
 #endif
 

samples/cpp/points_classifier.cpp

@@ -3,8 +3,8 @@
 #include "opencv2/ml/ml.hpp"
 #include "opencv2/highgui/highgui.hpp"
 #ifdef HAVE_OPENCV_OCL
-#define _OCL_KNN_ 0 // select whether using ocl::KNN method or not, default is not
+#define _OCL_KNN_ 1 // select whether using ocl::KNN method or not, default is using
-#define _OCL_SVM_ 0 // select whether using ocl::svm method or not, default is not
+#define _OCL_SVM_ 1 // select whether using ocl::svm method or not, default is using
 #include "opencv2/ocl/ocl.hpp"
 #endif