loongson/pypi: links for psforms

loongson/mirror psforms-0.6.0.tar.gz
loongson/mirror psforms-0.6.0-py2.py3-none-any.whl
loongson/mirror psforms-0.5.1.tar.gz
loongson/mirror psforms-0.5.1-py2.py3-none-any.whl
loongson/mirror psforms-0.5.1-py2-none-any.whl
loongson/mirror psforms-0.5.0.zip
loongson/mirror psforms-0.4.1.zip
loongson/mirror psforms-0.3.1.tar.gz
loongson/mirror psforms-0.2.0.tar.gz