Update igv, add collection element drag&drop

Author: guerler

client/visualizations.yml

@@ -41,7 +41,7 @@ hivtrace:
     version: 0.0.0
 igv:
     package: "@galaxyproject/igv"
-    version: 0.0.14
+    version: 0.0.16
 jupyterlite:
     package: "@galaxyproject/jupyterlite"
     version: 0.0.17