bugfix: lib/tnrs.py: encode_map: also need to encode + because TNRS removes it from the morphospecies (vegpath.org/wiki/CVS_validation#Bobs-revised-document > issue #4)
bugfix: lib/tnrs.py: encode_map: also need to encode + because TNRS removes it from the morphospecies (vegpath.org/wiki/CVS_validation#Bobs-revised-document > issue #4)