loongson/pypi: links for pywatcher

loongson/mirror pywatcher-0.5.0.tar.gz
loongson/mirror pywatcher-0.4.0.tar.gz
loongson/mirror pywatcher-0.3.0.tar.gz
loongson/mirror pywatcher-0.2.0.tar.gz
loongson/mirror pywatcher-0.1.3.tar.gz
loongson/mirror pywatcher-0.1.2.tar.gz
loongson/mirror pywatcher-0.1.1.tar.gz