Set DefaultUseCaches(false) in HttpUtils.openConnectionStream
Set DefaultUseCaches(false) in HttpUtils.openConnectionStream

This should affect all opening of streams even from libraries. We may not want that, but it seems preferable at the moment. Bugs keep creeping up which are resolved by setting use caches to false.

IGV-1922
IGV-1924

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