Added missing \item. See also bug 133213, about damaged HTML generated

for \code(">>>"); don't know how to fix that one.

Doc/lib/libdoctest.tex

@@ -301,7 +301,7 @@ The fine print:
 yes
 \end{verbatim}
 
-The starting column doesn't matter:
+\item The starting column doesn't matter:
 
 \begin{verbatim}
   >>> assert "Easy!"
@@ -347,6 +347,7 @@ testmod skips it by default.  Other approaches are described in
   in any particular order, so a test like
 
 % Hey! What happened to Monty Python examples?
+% Tim: ask Guido -- it's his example!
 \begin{verbatim}
     >>> foo()
     {"Hermione": "hippogryph", "Harry": "broomstick"}