Fix error when moving files with same name on 'upgrade'
Fix error when moving files with same name on 'upgrade'

basejumpa/make,umakefile/make,renatocf/make,umakefile/make,basejumpa/make,igorbonadio/make,umakefile/make,umake/make,renatocf/make,umake/make,umake/make,renatocf/make,basejumpa/make,igorbonadio/make,igorbonadio/make