hammerlab/guacamole — pull request #155 by ryan-williams (2014-09-02 22:15:44+00:00)
Title: Make MappedRead require MDTags

We had this assumption in the code anyway, so I've formalized it here.

I've also added the `MappedRead.referenceString` helper that computes/stores the reference sequence corresponding to a read, computed using the cigar and MD tag.