removes daemon.Events.Shutdown listeners

plugins/analysis/plugin.go

plugins/analysis/server/plugin.go

plugins/analysis/webinterface/httpserver/plugin.go

plugins/bundleprocessor/plugin.go

plugins/dashboard/plugin.go

plugins/statusscreen/statusscreen.go

plugins/tangle/solidifier.go

plugins/webapi/plugin.go

plugins/zeromq/plugin.go