loongson/pypi: links for extdirect

loongson/mirror extdirect-0.4.tar.gz
loongson/mirror extdirect-0.4-py2.6.egg
loongson/mirror extdirect-0.4-py2.5.egg
loongson/mirror extdirect-0.3.tar.gz
loongson/mirror extdirect-0.2.tar.gz
loongson/mirror extdirect-0.1.tar.gz
loongson/mirror extdirect-0.1dev.tar.gz