Add back in a missing space between "Basic" and the base64-encoded

credentials for uploading docs.

--HG--
branch : distribute
extra : rebase_source : 0de13aa44d415d7afef4218190ef0742999630ff

setuptools/command/upload_docs.py

@@ -78,10 +78,10 @@ class upload_docs(upload):
         credentials = self.username + ':' + self.password
         try:  # base64 only works with bytes in Python 3.
             encoded_creds = base64.encodebytes(credentials.encode('utf8'))
-            auth = b"Basic"
+            auth = b"Basic "
         except AttributeError:
             encoded_creds = base64.encodestring(credentials)
-            auth = "Basic"
+            auth = "Basic "
         auth += encoded_creds.strip()
 
         # Build up the MIME payload for the POST data