loongson/pypi: links for mystcl

loongson/mirror mystcl-1.0.7-py3.7-linux-x86_64.egg
loongson/mirror mystcl-1.0.7-py3.6-linux-x86_64.egg
loongson/mirror mystcl-1.0.7-py3.5-linux-x86_64.egg
loongson/mirror mystcl-1.0.7-cp37-cp37m-manylinux1_x86_64.whl
loongson/mirror mystcl-1.0.7-cp36-cp36m-manylinux1_x86_64.whl
loongson/mirror mystcl-1.0.7-cp35-cp35m-manylinux1_x86_64.whl