Update IGVTestHeaded to properly check the fact that we have 4 tracks, 2 test bed, sequence, and gene annotation
Update IGVTestHeaded to properly check the fact that we have 4 tracks, 2 test bed, sequence, and gene annotation

itenente/igv,godotgildor/igv,amwenger/igv,igvteam/igv,amwenger/igv,godotgildor/igv,godotgildor/igv,godotgildor/igv,igvteam/igv,igvteam/igv,igvteam/igv,amwenger/igv,amwenger/igv,amwenger/igv,itenente/igv,itenente/igv,itenente/igv,itenente/igv,igvteam/igv,godotgildor/igv