loongson/pypi: links for keras-rl

loongson/mirror keras-rl-0.4.2.tar.gz
loongson/mirror keras-rl-0.4.0.tar.gz
loongson/mirror keras-rl-0.3.1.tar.gz
loongson/mirror keras-rl-0.3.0.tar.gz
loongson/mirror keras-rl-0.2.2.tar.gz
loongson/mirror keras-rl-0.2.1.tar.gz
loongson/mirror keras-rl-0.2.0.tar.gz