Collective.faq

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- Add sprite for plus and minus icons for Plone 4.3.x.
[rodfersou]

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- Fix question link to expand item instead of navigate to question item.
[rodfersou]

- Add content type icons for Plone 4.3.
[rodfersou]

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- Fix MANIFEST.in to include zcml files.
This fixes https://github.com/collective/collective.faq/issues/3.
[timo]

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- Fix README RST style.
[timo]

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- Add FAQ content type to displayed_types (which show up in the navigation).
[rodfersou]

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- Initial release.
[kitconcept]