ufits v0.7.2

• update to ufits taxonomy to allow for taxonomy to be calculated elsewhere, pass the -t, --taxonomy option and a 2 column tsv file, OTUTaxonomy
• update to progress/multiprocessing steps
• re-write demultiplexing steps for faster processing
• support gzip files in ufits illumina2
• options in ufits filter for how the threshold is calculated for index-bleed filtering