Fix availability of $urls in FileDownloader
Fix availability of $urls in FileDownloader

Fixed:
- Ensure manipulations to the first element of $urls in the $download callback are available in $accept and $reject

johnstevenson/composer,floverdevel/composer,composer/composer,stefangr/composer,staabm/composer,milleruk/composer,nicolas-grekas/composer,alcohol/composer,naderman/composer,localheinz/composer,fabpot/composer,stof/composer