loongson/pypi: links for nodes

loongson/mirror Nodes-1.2.tar.gz
loongson/mirror Nodes-1.2-py2.5.egg
loongson/mirror Nodes-1.0-py2.5.egg
loongson/mirror Nodes-1.0rc2-py2.4.egg
loongson/mirror Nodes-1.0rc1.tar.gz
loongson/mirror Nodes-1.0rc1-py2.4.egg