Write to unicode string

Warning

doxygenfunction: Unable to resolve multiple matches for function “tweedledum::write_unicode” with arguments (Network const&, std::string const&) in doxygen xml output for project “tweedledum” from directory: doxyxml/xml. Potential matches:

- template<typename Network>
  void tweedledum::write_unicode(Network const&, bool, std::ostream&)
- template<typename Network>
  void tweedledum::write_unicode(Network const&, std::string const&, bool)

Warning

doxygenfunction: Unable to resolve multiple matches for function “tweedledum::write_unicode” with arguments (Network const&, std::ostream&) in doxygen xml output for project “tweedledum” from directory: doxyxml/xml. Potential matches:

- template<typename Network>
  void tweedledum::write_unicode(Network const&, bool, std::ostream&)
- template<typename Network>
  void tweedledum::write_unicode(Network const&, std::string const&, bool)