loongson/pypi: links for products-meetingbep

loongson/mirror Products.MeetingBEP-4.2.1.tar.gz
loongson/mirror Products.MeetingBEP-4.2.tar.gz
loongson/mirror Products.MeetingBEP-4.2a1.tar.gz
loongson/mirror Products.MeetingBEP-4.1.2.tar.gz
loongson/mirror Products.MeetingBEP-4.1.1.zip