rails4: fix person/save infinite loop
rails4: fix person/save infinite loop

coletivoEITA/noosfero-ecosol,arthurmde/noosfero,larissa/noosfero,AlessandroCaetano/noosfero,evandrojr/noosfero,blogoosfero/noosfero,LuisBelo/tccnoosfero,blogoosfero/noosfero,coletivoEITA/noosfero-ecosol,AlessandroCaetano/noosfero,EcoAlternative/noosfero-ecosol,macartur/noosfero,marcosronaldo/noosfero,CIRANDAS/noosfero-ecosol,marcosronaldo/noosfero,larissa/noosfero,samasti/noosfero,LuisBelo/tccnoosfero,macartur/noosfero,coletivoEITA/noosfero-ecosol,blogoosfero/noosfero,blogoosfero/noosfero,alexandreab/noosfero,tallysmartins/noosfero,larissa/noosfero,blogoosfero/noosfero,EcoAlternative/noosfero-ecosol,tallysmartins/noosfero,evandrojr/noosfero,CIRANDAS/noosfero-ecosol,AlessandroCaetano/noosfero,LuisBelo/tccnoosfero,larissa/noosfero,alexandreab/noosfero,LuisBelo/tccnoosfero,evandrojr/noosfero,evandrojr/noosfero,samasti/noosfero,coletivoEITA/noosfero-ecosol,evandrojr/noosfero,tallysmartins/noosfero,larissa/noosfero,macartur/noosfero,larissa/noosfero,AlessandroCaetano/noosfero,EcoAlternative/noosfero-ecosol,macartur/noosfero,tallysmartins/noosfero,arthurmde/noosfero,arthurmde/noosfero,AlessandroCaetano/noosfero,EcoAlternative/noosfero-ecosol,alexandreab/noosfero,CIRANDAS/noosfero-ecosol,LuisBelo/tccnoosfero,marcosronaldo/noosfero,vfcosta/noosfero,samasti/noosfero,LuisBelo/tccnoosfero,evandrojr/noosfero,vfcosta/noosfero,vfcosta/noosfero,tallysmartins/noosfero,macartur/noosfero,AlessandroCaetano/noosfero,macartur/noosfero,samasti/noosfero,evandrojr/noosfero,macartur/noosfero,marcosronaldo/noosfero,CIRANDAS/noosfero-ecosol,arthurmde/noosfero,blogoosfero/noosfero,alexandreab/noosfero,samasti/noosfero,marcosronaldo/noosfero,vfcosta/noosfero,tallysmartins/noosfero,vfcosta/noosfero,arthurmde/noosfero,EcoAlternative/noosfero-ecosol,samasti/noosfero,tallysmartins/noosfero,alexandreab/noosfero,coletivoEITA/noosfero-ecosol,alexandreab/noosfero,arthurmde/noosfero,blogoosfero/noosfero,CIRANDAS/noosfero-ecosol,marcosronaldo/noosfero,vfcosta/noosfero,AlessandroCaetano/noosfero,larissa/noosfero,alexandreab/noosfero,marcosronaldo/noosfero,arthurmde/noosfero,EcoAlternative/noosfero-ecosol,EcoAlternative/noosfero-ecosol,coletivoEITA/noosfero-ecosol