trend/dev: links for abjad-ext-cli

root/pypi abjad-ext-cli-3.1.0.tar.gz
root/pypi abjad-ext-cli-3.0.0.tar.gz
root/pypi abjad-ext-cli-3.0.0a1.tar.gz
root/pypi abjad-ext-cli-3.0.0a0.tar.gz