Isolate the bootstrap of LbEnv from the user environment
I think this is a good idea to avoid bizarre issues like: https://mattermost.web.cern.ch/lhcb/pl/yozidgjinfrm3bd4dnouag8zha
I think this is a good idea to avoid bizarre issues like: https://mattermost.web.cern.ch/lhcb/pl/yozidgjinfrm3bd4dnouag8zha