loongson/pypi: links for igc

loongson/mirror IGC-0.2.0-py3-none-any.whl
loongson/mirror IGC-0.1.2-py3-none-any.whl
loongson/mirror IGC-0.1.1-py3-none-any.whl
loongson/mirror IGC-0.1-py3-none-any.whl