partial XXX cleanup:

 - some were really TODOs
 - some no longer applied
 - some I had to actually fix (test_ftpserver.py mostly)
 - some were just comments or questions

also bonus whitespace fixes

httpfactory.txt

@@ -0,0 +1,71 @@
+=================
+HTTPFactory tests
+=================
+
+This tests that httpfactory provide the right publication class,
+for each request type, defined in the configure.zcml with publisher directive.
+
+The publication class is chosen upon the method name,
+the mime type and sometimes some request headers
+
+A regular GET, POST or HEAD
+
+  >>> print http(r"""
+  ... GET / HTTP/1.1
+  ... """)
+  HTTP/1.1 200 Ok
+  Content-Length: 4402
+  Content-Type: text/html;charset=utf-8
+  ...
+  >>> print http(r"""
+  ... POST / HTTP/1.1
+  ... """)
+  HTTP/1.1 200 Ok
+  Content-Length: 4402
+  Content-Type: text/html;charset=utf-8
+  ...
+  >>> print http(r"""
+  ... HEAD / HTTP/1.1
+  ... """)
+  HTTP/1.1 200 Ok
+  Content-Length: 0
+  Content-Type: text/html;charset=utf-8
+  <BLANKLINE>
+
+A text/xml POST request, wich is an xml-rpc call
+
+  >>> print http(r"""
+  ... POST /RPC2 HTTP/1.0
+  ... Content-Type: text/xml
+  ... """)
+  HTTP/1.0 200 Ok
+  Content-Length: ...
+  Content-Type: text/xml;charset=utf-8
+  ...
+
+A text/xml POST request, with a HTTP_SOAPACTION in the headers,
+wich is an xml-rpc call:
+
+TODO need to create a real SOAP exchange test here
+
+  >>> print http(r"""
+  ... POST /RPC2 HTTP/1.0
+  ... Content-Type: text/xml
+  ... HTTP_SOAPACTION: soap#action
+  ... """)
+  HTTP/1.0 200 Ok
+  Content-Length: ...
+  Content-Type: text/xml;charset=utf-8
+  ...
+
+Unknown request types:
+
+TODO need more testing here
+
+  >>> print http(r"""
+  ... POST /BUBA HTTP/1.0
+  ... Content-Type: text/topnotch
+  ... """)
+  HTTP/1.0 404 Not Found
+  ...
+