Limit tabix queries to actual extent of chromosome.  Possible fix for #254
Limit tabix queries to actual extent of chromosome.  Possible fix for #254

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