loongson/pypi: links for pybctc

loongson/mirror pybctc-0.1.2.zip
loongson/mirror pybctc-0.1.2.tar.gz
loongson/mirror pybctc-0.1.2.tar.bz2
loongson/mirror pybctc-0.1.1.zip
loongson/mirror pybctc-0.1.1.tar.gz
loongson/mirror pybctc-0.1.1.tar.bz2
loongson/mirror pybctc-0.1.zip
loongson/mirror pybctc-0.1.tar.gz
loongson/mirror pybctc-0.1.tar.bz2