Collective.uploadify

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* changed the paths to the resources in javascript from absolute to relative.
This fixes some strange behaviour resulting in Uploadify - IOErrors
[ramonski]

* fixed 2 (AttributeError: aq_parent) -- when doing uploads in the portal root
[ramonski]

* The upload folder can now be in private state as well.
[ramonski]

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* use now the jquery.js shipped with Plone.
This satisfies the comment of Maurits van Rees in
http://old.plone.org/products/ploneflashupload/issues/1
[ramonski]

* fixed Bug with M$ IE Browsers described in
http://www.uploadify.com/forum/viewtopic.php?f=4&t=266
[ramonski]

* uses 'jq' variable instead of '$' in templates and javascript
[ramonski]

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* added cancel button
[ramonski]

* uploadify settings can be set in site_properties
[ramonski]

* added a name chooser to avoid id clashes when uploading files
[ramonski]

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* fixed bug for M$ IE Browsers that the 'Browse' button not appear
[ramonski]

* changed permission for upload view to cmf.ModifyPortalContent
[ramonski]

* added onAllComplete handler which reloads the location and displays the
uploaded files immediatly in the folder_listing macro
[ramonski]

* registered a browser view for the uploadify javascript initialization
[ramonski]

* registered a browser view for the uploadify upload action
[ramonski]

* removed unused code
[ramonski]

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* added missing *.txt extension to MANIFEST.in **gnarf**, I hate setuptools!
[ramonski]

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* added missing MANIFEST.in file
[ramonski]