Update authorization.rst

manicou

2014-03-11 486b3af798b7af9b907071f2cae3603833671b47

Update authorization.rst

Small typo when illustrating how to use "groupfinder". Missing an 's' in the list item

 docs/tutorials/wiki2/authorization.rst

@@ -62,7 +62,7 @@
- If the userid *does not* exist in the system, it will
  return ``None``.

For example, ``groupfinder('editor', request )`` returns ['group:editor'],
For example, ``groupfinder('editor', request )`` returns ['group:editors'],
``groupfinder('viewer', request)`` returns [], and ``groupfinder('admin', request)``
returns ``None``.  We will use ``groupfinder()`` as an :term:`authentication policy`
"callback" that will provide the :term:`principal` or principals