Return a scalar in scalar context, as per the specifications
Tests for Bio::Taxonomy::get_tree
Fixed POD indentation
Use list context instead of scalar context to include all taxa
Avoid use of an undefined value as an ARRAY reference
Test uses species, not intermediary node
Use a default format for as_string
Adding arbitrary branch length in Bio::DB::Taxonomy::get_tree
Small POD and and error message change
One more test
Fixed redefined variable
Fixed use of uninitialized value $reporttype