v0.3.3d

• Corrected mask doc #6
• Added ignore case to clean seqs and clean sites and --char to clean seqs
• Corrected SubAlign + Added goalign extract command
• Added --informative option to goalign subsites to select informative sites
• Data structure optimization, rune to uint8
• Added option --rm-ambiguous in compute dist -m pdist command
• Added options --range1 and --range2 to goalign compute distance
• Added output positions to goalign clean sites
• Added option --consecutive to goalign sample sites