jp4/cu102: links for gumbo

root/pypi gumbo-0.10.0.tar.gz
root/pypi gumbo-0.10.0.macosx-10.10-x86_64.tar.gz
root/pypi gumbo-0.9.4.tar.gz
root/pypi gumbo-0.9.4.macosx-10.10-x86_64.tar.gz
root/pypi gumbo-0.9.3.tar.gz
root/pypi gumbo-0.9.2.tar.gz
root/pypi gumbo-0.9.2.linux-x86_64.tar.gz
root/pypi gumbo-0.9.1.tar.gz
root/pypi gumbo-0.9.1.linux-x86_64.tar.gz