cleaning the needless sequeces' color according to the consensus sequcence (only used in the consensus views).
tidy_color(y, consensus, disagreement, ref)
a data frame, sequence alignment with specified color.
the consensus sequence which can be called by get_consensus().
a logical value. Displays characters that disagreememt to consensus(excludes ambiguous disagreements).
a character string. Specifying the reference sequence which should be one of input sequences when 'consensus_views' is TRUE.