Moved comment according to review

src/tracker.cpp

@@ -777,8 +777,6 @@ int Tracker::insertFeaturePoints(int frame, size_t count, cv::Mat &img, int bord
 
     for(size_t i = 0; i < count; ++i)
     {
-        // status from OpenCV: 0 -> not tracked, 1 -> tracked
-        // from us: 2 -> already merged, doesn't exist anymore
         if(mStatus[i] == TrackStatus::Tracked)
         {
             v = Vec2F(mFeaturePoints.at(i).x, mFeaturePoints.at(i).y); // umwandlung nach TrackPoint bei "="
@@ -1154,6 +1152,7 @@ void Tracker::trackFeaturePointsLK(int level, bool adaptive)
             mTrackError[i]    = localTrackError[0] * 10.F / winSize;
 
         } while(adaptive && localStatus[0] == 0 && (l--) > 0);
+        // status from OpenCV: 0 -> not tracked, 1 -> tracked
         mStatus[i] = localStatus[0] ? TrackStatus::Tracked : TrackStatus::NotTracked;
     }
 }