fix logic of sequence/fasta_remove_duplicates.pl
fix logic of sequence/fasta_remove_duplicates.pl

DawnEve/bio_scripts,zctea/bio_scripts,shenwei356/bio_scripts,shenwei356/bio_scripts,zctea/bio_scripts,zctea/bio_scripts,shenwei356/bio_scripts,DawnEve/bio_scripts,shenwei356/bio_scripts,zctea/bio_scripts,zctea/bio_scripts,DawnEve/bio_scripts,DawnEve/bio_scripts,DawnEve/bio_scripts