modified cons_char and cons_rle to use list comprehension.  Removed show_consensus temporarily to rewrite get_cons_rle
- add --name-{prefix,suffix,delimiter} options to denoise
- default name delimiter for bioy denoise is '_'
Merge branch 'master' of github.com:nhoffman/bioy
Some development cleanup of unused imports
Adding ssearch36 alignment sw_zscore to output