Fixed minor problem with WalkerTest for "" (for parameterization) md5s.
Added an explicit integrationtest for BAQ NONE
Now only creates the BAQ'd pileup, if the useBAQPileup parameter is provide in initializeAlternateAllele.
git-svn-id: file:///humgen/gsa-scr1/gsa-engineering/svn_contents/trunk@5891 348d0f76-0448-11de-a6fe-93d51630548a