Fix typo in protocol_version. Thanks aclark!

--HG--
branch : distribute
extra : rebase_source : ab90cfb5cae3189b8d0c71c43992bc0273a7587a

setuptools/command/upload.py

@@ -92,7 +92,7 @@ class upload(Command):
             comment = "built on %s" % platform.platform(terse=1)
         data = {
             ':action':'file_upload',
-            'protcol_version':'1',
+            'protocol_version':'1',
             'name':self.distribution.get_name(),
             'version':self.distribution.get_version(),
             'content':(basename,content),