added italian translations
Merge pull request #5 from RedTurtle/italian_translation

This is a safe change (and we need it!)
Nuke trailing white space
pep8 in setup.py
Improve headers of Italian translation.
Add the example types to the portal factory.
example template: no tabindex, as this is not defined.
Dutch typo
Add Products.CMFTestCase as extra test requirement.

Needed for one test on Plone 4.2
Compatibility checked with Plone 4.0 through 4.3.
Preparing release 1.8.4
Back to development: 1.8.5