Major changes to ClipKIT are summarized here.
1.4.0 new argument for specifying if sequences are amino acids or nucleotides
1.3.0 long description of sequences, rather than identifiers, are kept in the ClipKIT output
1.1.5 carried over code base to biopython, v1.79
1.1.0: smart-gap trimming is introduced and is now the default trimming approach used in ClipKIT. smart-gap trimming is a dynamic approach to determine the appropriate gaps threshold for an alignment.