loongson/pypi: links for scipion-em-nysbc

loongson/mirror scipion-em-nysbc-1.0.3.tar.gz
loongson/mirror scipion-em-nysbc-1.0.2.tar.gz
loongson/mirror scipion-em-nysbc-1.0.2b0.tar.gz
loongson/mirror scipion-em-nysbc-1.0.1.tar.gz