Collective.quickupload

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- Fixed Spanish language code.
[thomasdesvenain]

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- Use IUUID adapter instead of UID method in order to make it work also
with Dexterity items.
[avoinea]

- We can update existing files through quickupload.
If user try to upload a file that already exists,
if he is allowed to modify this existing object,
the file, title and description fields are replaced with new values.
[thomasdesvenain]

- German translations completed.
[mathias.leimgruber]

- Raises MissingExtension exception when filename does not have the extension.
[taito]

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- Fix CSS images for sites using virtual host _vh_ components.
[dokai]

- Hide buttons after clearing the queue.
[giacomos]

- Trigger custom JS events after each file upload and also when all files
were uploaded
[avoinea]

- Updated responseJSON with more info about the uploaded file
(uid, title and name)
[avoinea]

- More robust check for existing file with same id.
Avoid some unsuitable error messages.
[thomasdesvenain]

- Move interfaces to collective.quickupload.interfaces module.
[thomasdesvenain]

- Finnish translation
[saffe]

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- Display quickupload portlet on display views only
(disable it on edit forms, etc).
[thomasdesvenain]

- Add error logs when failures happen.
[thomasdesvenain]

- Works with dexterity AND without blobs.
[thomasdesvenain]

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- Added Italian translation
[giacomos]

- Make sure that the portlet is rendered if upload_portal_type is set to auto.
[swampmonkey]

- Prevent diazo themes from theming the json response.
[swampmonkey]

- If downloaded content type has been selected in portlet settings
and content type can't been added in current folder,
portlet is hidden.
[thomasdesvenain]

- Works with dexterity.
We can upload dexterity content types which have a file or image field.
We can upload contents in dexterity containers.
[thomasdesvenain]

- Updated Chinese translation.
[jianaijun]

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- Don't speak about drag and drop feature if navigator is IE.
(it doesn't works unless version is IE 9.)
[thomasdesvenain]

- If chameleon is installed the i18n:attributes don't get translated if the
tag doesn't already have the attribute(s).
[swampmonkey]

- Update with more Norwegian translations.
[tormod, hannosch]