Fix port display in 'noflo list', refs #172 #136
Fix port display in 'noflo list', refs #172 #136

lxfschr/noflo,saurabhsood91/noflo,saurabhsood91/noflo,jonnor/noflo,trustmaster/noflo,lxfschr/noflo,noflo/noflo,jonnor/noflo,trustmaster/noflo