Adding newick_string to LanguageTree serializer fields
Adding newick_string to LanguageTree serializer fields

stefelisabeth/dplace,stefelisabeth/dplace,D-PLACE/dplace,stefelisabeth/dplace,NESCent/dplace,shh-dlce/dplace,D-PLACE/dplace,NESCent/dplace,shh-dlce/dplace,NESCent/dplace,shh-dlce/dplace,shh-dlce/dplace,D-PLACE/dplace,D-PLACE/dplace,stefelisabeth/dplace,NESCent/dplace