sample for LATCH

samples/cpp/tutorial_code/xfeatures2D/LATCH_match.cpp

@@ -78,6 +78,7 @@ int main(void)
 	drawMatches(img1, inliers1, img2, inliers2, good_matches, res);
 	imwrite("../../samples/data/latch_res.png", res);
 	
+
 	double inlier_ratio = inliers1.size() * 1.0 / matched1.size();
 	cout << "LATCH Matching Results" << endl;
 	cout << "*******************************" << endl;