latest: Smarty3 forward compatibility

0.26:
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* Add smarty variable $entry.authorpic

0.20:
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* Changed display workflow to evaluate target user permissions properly
  and display own profile with default editing mask

* Added birthday dates

0.11:
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* add vcard to media library

0.8:
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* Implemented serendipity_event_authorpic plugin into userprofiles plugin.