added line to skip unmapped BAM files so that if unaligned bam does not exist the decider, when scheduling, will be able to recognize that the alignment was not completed
Merge pull request #24 from SeqWare/feature/ajw-fix-unmapped-count

added line to skip unmapped BAM files so that if unaligned bam does not ...
Merge branch 'develop' into feature/ajw-fix-up-download