Links for futureutils
https://bitbucket.org/dahlia/futureutils/downloads/futureutils-0.9.tar.gz#md5=e8483301be4be98f53db9ee1b119d8ac
https://bitbucket.org/dahlia/futureutils/downloads/futureutils-1.0.tar.gz#md5=fee7dc75f716cae7fc63ce1da91b8a4b
https://bitbucket.org/dahlia/futureutils/downloads/futureutils-1.1.tar.gz#md5=c02701ce97b7eb4a4ea591aeaa73e8fb