Add ci:smoke Rake task for CI environments
Add ci:smoke Rake task for CI environments

Assumes the CI environment will export the sha1 of the head commit into
HEAD, and the sha1 of the previous head commit in PREV_HEAD.

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