Provides the order of the partitions after the data is read into SELAC.
GetPartitionOrder(codon.data.path)
Provides the path to the directory containing the gene specific fasta files of coding data. Must have a ".fasta" line ending.
Provides the order of the partitions when the data is read into SELAC. This function is mainly useful for when users want to supply their own optimal amino acid list into SELAC.