trailing whitespace

samples/cpp/matchmethod_orb_akaze_brisk.cpp

@@ -60,7 +60,7 @@ int main(void)
                 for (int i = 0; i<matches.size(); i++)
                     tab.at<float>(i, 0) = matches[i].distance;
                 sortIdx(tab, index, SORT_EVERY_COLUMN + SORT_ASCENDING);
-                vector<DMatch> bestMatches;	/*<! best match */
+                vector<DMatch> bestMatches;
                 for (int i = 0; i<30; i++)
                     bestMatches.push_back(matches[index.at<int>(i, 0)]);
                 Mat result;