loongson/pypi: links for python-xen

loongson/mirror Python-Xen-0.0.3.tar.gz
loongson/mirror Python-Xen-0.0.2.tar.gz
loongson/mirror Python-Xen-0.0.2.linux-x86_64.tar.gz
loongson/mirror Python-Xen-0.0.1.tar.gz
loongson/mirror Python-Xen-0.0.1.linux-x86_64.tar.gz