minor cleanup to generate rooms if you pass empty string as the name
minor cleanup to generate rooms if you pass empty string as the name

kosmosby/signalmaster,domness/signalmaster,martinkubat/signalmaster,procandi/signalmaster,diorahman/signalmaster,martinhartt/signalmaster,IanMendozaJaimes/signalmaster,FlorianLepot/signalmaster,cdriscol/signalmaster