message: Change tolerances so that identically straight lines count
diff: @@ -348,11 +348,11 @@ public:
  SegmentType seg(m_controlPoints[0], m_controlPoints[ord]);
  double sqDist = 0.0;
  - for(int p = 1; p < ord && sqDist < tol; ++p) // check interior control points
  + for(int p = 1; p < ord && sqDist <= tol; ++p) // check interior control points
  {
  sqDist += squared_distance(m_controlPoints[p], seg);
  }
  - return (sqDist < tol);
  + return (sqDist <= tol);
  }
  /*!
  