loongson/pypi: links for prettygraphics

loongson/mirror prettyGraphics-1.1.tar.gz
loongson/mirror prettyGraphics-1.0.tar.gz
loongson/mirror prettyGraphics-0.4.tar.gz
loongson/mirror prettyGraphics-0.3.tar.gz
loongson/mirror prettyGraphics-0.2.tar.gz
loongson/mirror prettyGraphics-0.1.tar.gz