loongson/mirror: links for snpknock

loongson/mirror SNPknock-0.8.3.tar.gz
loongson/mirror SNPknock-0.8.2.tar.gz
loongson/mirror SNPknock-0.5.2.tar.gz
loongson/mirror SNPknock-0.5.2-py3.5-linux-x86_64.egg
loongson/mirror SNPknock-0.5.2-py2.7-linux-x86_64.egg
loongson/mirror SNPknock-0.5.1.tar.gz
loongson/mirror SNPknock-0.5.1-py3.5-linux-x86_64.egg
loongson/mirror SNPknock-0.5.1-py2.7-linux-x86_64.egg
loongson/mirror SNPknock-0.5.0.tar.gz