Now send emails with reset-password links

cmd/rednerd/cmd/globaloptions.go

cmd/rednerd/cmd/run.go

cmd/rednerd/cmd/serve.go

go.mod

go.sum

lib/condchan.go

lib/mailsender.go

lib/redner.go

migration/bindata.go

migration/scripts/0008_email_status.up.sql

models/email_queue.go

models/reset_password_token.go

restapi/configure_rednerd.go

restapi/handlers/auth-forgot-password.go

restapi/handlers/auth-register.go