Merge branch 'develop' into chores/gossip-linter

pluginmgr/core/plugins.go

pluginmgr/research/plugins.go

pluginmgr/ui/plugins.go

pluginmgr/webapi/plugins.go

plugins/analysis/plugin.go

plugins/autopeering/autopeering.go

plugins/autopeering/plugin.go

plugins/banner/plugin.go

plugins/cli/plugin.go

plugins/config/plugin.go

plugins/dashboard/plugin.go

plugins/database/plugin.go

plugins/drng/plugin.go

plugins/fpc/plugin.go

plugins/gossip/gossip.go

plugins/gossip/plugin.go

plugins/gracefulshutdown/plugin.go

plugins/graph/plugin.go

plugins/logger/plugin.go

plugins/messagelayer/plugin.go