rails4: use latest rails
rails4: use latest rails

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