Update junction demo file
Update junction demo file

NabaviLab/CNV-Visualizer,NabaviLab/CNV-Visualizer,NabaviLab/CNV-Visualizer,igvteam/igv.js,igvteam/igv.js,NabaviLab/CNV-Visualizer,NabaviLab/CNV-Visualizer