Bowtie 2: http://bowtie-bio.sf.net/bowtie2

 - See AUTHORS for information about who wrote Bowtie 2 and its various
   components.
 - See LICENSE for license information.
 - See MANUAL for detailed information on how to use Bowtie 2.
 - See NEWS for information about changes in this and previous versions
   of Bowtie 2.
