release v8.3: Bug fixed in tree_vizu: now nb of removed seq are displayed again, Now annotated seq are colored

release v8.0: xlsx2fasta.R file modified so that fasta files have correct names, now trees.pdf return an empty graph (but with infos) for clonal groups without trees

release v6.7: Problem of cache fixed for distance_hist process and bug fixed for empty pdf plot in this process

release v6.6: Names of metadata now systematically present in trees, even when identical sequences are removed, and bug fixed for empty pdf plot

release v6.3: AA sequences added. Translation of the alignment_sequence column is added in the returned productive_seq.tsv and new aa.tsv file