[fix] #811 remove explore WoT button
Fix blank window displayed if no current connection
Gitlab was migrated to a new server. Everything should be back to normal and no visible change should remain. If you see anything wrong, please report them to https://forum.duniter.org/t/interventions-et-indisponibilite-des-forums-et-de-gitlab/7131/271
Fix blank window displayed if no current connection