0021087: EDF 1673 GEOM: Start and End length hypotheses don't always match edges...

0021087: EDF 1673 GEOM: Start and End length hypotheses don't always match edges orientation
   Remember if this is a vector or not in order to take into account
   REVERSED orientation of vectors only, for others make orientation
   FORWARD to show direction of 3D curve

-  bool myIsVector;
+  bool myIsVector, myIsVectorMode;