loongson/pypi: links for z3c-zalchemy

loongson/mirror z3c.zalchemy-0.2.2.tar.gz
loongson/mirror z3c.zalchemy-0.2.1.tar.gz
loongson/mirror z3c.zalchemy-0.2.tar.gz
loongson/mirror z3c.zalchemy-0.1.1.tar.gz