/// Returns Result object if the given sketch contains external vertex equal to the given
/// \param theSketch - the sketch feature
/// \param theVert - the vertex
/// \return result object with external vertex if it is found
/// Returns Result object if the given sketch contains external vertex equal to the given
/// \param theSketch - the sketch feature
/// \param theVert - the vertex
/// \return result object with external vertex if it is found