Update proposta_2.md
Update proposta_2.md
asimon235/archive,francescopaolini/archive,taniasabatini/archive,asimon235/archive,dsii-2017-unirsm/dsii-2017-archive,dsii-2017-unirsm/dsii-2017-archive,taniasabatini/archive,ccristiano22/archive,ccristiano22/archive,francescopaolini/archive