loongson/pypi: links for btgsolutions-otcmarkets-python-client

loongson/mirror btgsolutions_otcmarkets_python_client-0.1.0.tar.gz
loongson/mirror btgsolutions-otcmarkets-python-client-0.0.4.tar.gz
loongson/mirror btgsolutions-otcmarkets-python-client-0.0.3.tar.gz
loongson/mirror btgsolutions-otcmarkets-python-client-0.0.2.tar.gz
loongson/mirror btgsolutions-otcmarkets-python-client-0.0.1.tar.gz