loongson/pypi: links for steps

loongson/mirror steps-5.0.3rc1.tar.gz
loongson/mirror STEPS-2.2.0.zip
loongson/mirror STEPS-1.2.1.win32-py2.6.exe
loongson/mirror STEPS-1.2.1.tar.gz
loongson/mirror STEPS-1.2.1-py2.7-macosx-10.5-i386.egg
loongson/mirror STEPS-1.2.1-py2.6-macosx-10.3-fat.egg
loongson/mirror STEPS-1.2.1-py2.5-macosx-10.6-i386.egg
loongson/mirror STEPS-1.2.0.win32-py2.6.exe
loongson/mirror STEPS-1.2.0.tar.gz
loongson/mirror STEPS-1.2.0-py2.6-macosx-10.6-i386.egg
loongson/mirror STEPS-1.1.2.tar.gz
loongson/mirror STEPS-1.1.1.win32-py2.6.exe
loongson/mirror STEPS-1.1.1.tar.gz
loongson/mirror STEPS-1.1.1-py2.6-macosx-10.6-universal.egg
loongson/mirror STEPS-1.1.1-py2.5-macosx-10.5-i386.egg
loongson/mirror STEPS-1.1.0.win32-py2.6.exe
loongson/mirror STEPS-1.1.0.tar.gz
loongson/mirror STEPS-1.1.0-py2.6-macosx-10.6-universal.egg
loongson/mirror STEPS-1.1.0-py2.5-macosx-10.5-i386.egg