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* Bug fix: check if tab api is available before attempting to click on first
chart tab. This way we avoid a js error when no charts are added.
[ichimdav refs 22901]
* Upgrade step: Within "Plone > Site setup > Add-ons" click on
upgrade button available for eea.exhibit
* Cleanup: Removed fallback images from ZODB
[voineali refs 24901]