Use AsyncComponent for ReadDir to avoid EMFILE issues
Use AsyncComponent for ReadDir to avoid EMFILE issues

saurabhsood91/noflo,jonnor/noflo,jonnor/noflo,lxfschr/noflo,noflo/noflo,lxfschr/noflo,trustmaster/noflo,trustmaster/noflo,npmcomponent/noflo-noflo,saurabhsood91/noflo