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Standard Wiki Pre-processors
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  ($Id$)
MediaWiki Formatting
====================
  >>> from cybertools.wiki.preproc.mediawiki import preprocess
Links
-----
  >>> src = '''Some text with [[a link]] and
  ... [[link2 | another link]] with separate text.'''
  >>> preprocess(src)
  'Some text with `a link <a link>`__ and\n`another link <link2>`__ with separate text.'
Embedding of Images
-------------------
  >>> src = '''[[image:media01.jpg]]'''
  >>> print preprocess(src)
  .. image:: media01.jpg