loongson/mirror: links for stsci-convolve

loongson/mirror stsci.convolve-2.2.2.tar.gz
loongson/mirror stsci.convolve-2.2.1.tar.gz
loongson/mirror stsci.convolve-2.2.0.zip
loongson/mirror stsci.convolve-2.2.0.tar.gz
loongson/mirror stsci.convolve-2.2.0-py2.7-win32.egg
loongson/mirror stsci.convolve-2.1.1.tar.gz
loongson/mirror stsci.convolve-2.1.1-py2.7-win32.egg
loongson/mirror stsci.convolve-2.1.tar.gz
loongson/mirror stsci.convolve-2.1-py2.7-win32.egg