0020128: EDF SMESH 926 : Quadratic conversion of BLSURF mesh

   Use maximal tolerance of face when checking node positions

+  static double MaxTolerance( const TopoDS_Shape& shape );

-      uvOK = CheckNodeUV( F, n, uv.ChangeCoord(), 2*BRep_Tool::Tolerance( F ));
+      uvOK = CheckNodeUV( F, n, uv.ChangeCoord(), 10*MaxTolerance( F ));

-      uvOK = CheckNodeUV( F, n, uv.ChangeCoord(), 2*BRep_Tool::Tolerance( E ),/*force=*/ !validU );
+      uvOK = CheckNodeUV( F, n, uv.ChangeCoord(), 10*MaxTolerance( F ),/*force=*/ !validU );