loongson/pypi: links for crossbarhttprequests

loongson/mirror crossbarhttprequests-0.1.6.tar.gz
loongson/mirror crossbarhttprequests-0.1.5.tar.gz
loongson/mirror crossbarhttprequests-0.1.4.tar.gz
loongson/mirror crossbarhttprequests-0.1.3.tar.gz