Imports github.com/evolbioinfo/gotree/download github.com/evolbioinfo/gotree/io/fileutils github.com/evolbioinfo/gotree/io/newick github.com/evolbioinfo/gotree/io/nexus github.com/evolbioinfo/gotree/io/phyloxml github.com/evolbioinfo/gotree/tree Standard library imports bufio bytes compress/gzip errors fmt io io/ioutil net/http os strings