Making the LongDistance param optional in GraphEditSetEdge

src/MATLAB/+Tracker/GraphEditSetEdge.m

@@ -27,6 +27,10 @@
 function GraphEditSetEdge(trackID, nextTrackID, time, bLongDistance)
     global GraphEdits CachedCostMatrix CellTracks
     
+    if (~exist('bLongDistance','var'))
+        bLongDistance = 0;
+    end
+    
     if(bLongDistance)
         track = CellTracks(trackID);
         if(isempty(track.hulls)) %check for valid track