root/pypi: links for seq2seq

root/pypi seq2seq-0.0.5.tar.gz
root/pypi seq2seq-0.0.4.tar.gz
root/pypi seq2seq-0.0.3.tar.gz
root/pypi seq2seq-0.0.2.tar.gz
root/pypi seq2seq-0.0.1.tar.gz