Multi-locus bam file bug.   Fixes #520
Multi-locus bam file bug.   Fixes #520

igvteam/igv,igvteam/igv,amwenger/igv,igvteam/igv,igvteam/igv,amwenger/igv,amwenger/igv,amwenger/igv,igvteam/igv,amwenger/igv