loongson/pypi: links for django-usage

loongson/mirror django-usage-0.0.1a6.zip
loongson/mirror django-usage-0.0.1a5.zip
loongson/mirror django-usage-0.0.1a3.zip
loongson/mirror django-usage-0.0.1a2.zip
loongson/mirror django-usage-0.0.1a1.zip
loongson/mirror django-usage-0.0.1a0.zip