Dont url-decode paths to create track names.  Fixes #433
Dont url-decode paths to create track names.  Fixes #433

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