Fixing function signature so the correct error is raised
Parallel pick otus: porting uclust
Parallel pick otus: porting blast and trie
Parallel pick otus: fixing tests
Parallel pick otus: porting usearch61 and adding a tests
Parallel pick otus: fixing blast script
Parallel pick otus: fixing trie script
Parallel pick otus: fixing uclust script
Parallel pick otus: fixing usearch61 script