loongson/pypi: links for conventools

loongson/mirror ConvenTools-0.0.9.tar.gz
loongson/mirror ConvenTools-0.0.8.tar.gz
loongson/mirror ConvenTools-0.0.7.tar.gz
loongson/mirror convenTools-0.0.6.tar.gz
loongson/mirror ConvenTools-0.0.5.tar.gz
loongson/mirror ConvenTools-0.0.4.tar.gz
loongson/mirror ConvenTools-0.0.3.tar.gz
loongson/mirror ConvenTools-0.0.2.tar.gz