Continue going through the language reference, bringing it up-to-date.
In particular, document the new comprehensions and remove mentions of long integers.
Fix a bunch of related things in the lib ref.
diff --git a/Doc/library/fileinput.rst b/Doc/library/fileinput.rst
index ba7e980..fd84139 100644
--- a/Doc/library/fileinput.rst
+++ b/Doc/library/fileinput.rst
@@ -19,10 +19,10 @@
This iterates over the lines of all files listed in ``sys.argv[1:]``, defaulting
to ``sys.stdin`` if the list is empty. If a filename is ``'-'``, it is also
replaced by ``sys.stdin``. To specify an alternative list of filenames, pass it
-as the first argument to :func:`input`. A single file name is also allowed.
+as the first argument to :func:`.input`. A single file name is also allowed.
All files are opened in text mode by default, but you can override this by
-specifying the *mode* parameter in the call to :func:`input` or
+specifying the *mode* parameter in the call to :func:`.input` or
:class:`FileInput()`. If an I/O error occurs during opening or reading a file,
:exc:`IOError` is raised.