Fix #1902 - unable to enable push notifications on Firefox 57
Fix #1902 - unable to enable push notifications on Firefox 57

MaxLeiter/lounge,MaxLeiter/lounge,williamboman/lounge,realies/lounge,thelounge/lounge,ScoutLink/lounge,realies/lounge,ScoutLink/lounge,FryDay/lounge,williamboman/lounge,williamboman/lounge,MaxLeiter/lounge,ScoutLink/lounge,FryDay/lounge,thelounge/lounge,FryDay/lounge,realies/lounge