loongson/pypi: links for python-pbxonline

loongson/mirror python-pbxonline-0.2.1.tar.gz
loongson/mirror python-pbxonline-0.2.0.tar.gz
loongson/mirror python-pbxonline-0.1.3.tar.gz
loongson/mirror python-pbxonline-0.1.2.tar.gz
loongson/mirror python-pbxonline-0.1.1.tar.gz
loongson/mirror python-pbxonline-0.1.0.tar.gz