Default "showAlignments" to true -- important for unit tests
Default "showAlignments" to true -- important for unit tests

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