Hello,
When exporting an article with an image to ODF (Openoffice format), the generated document doesn't have the image.

Steps to reproduce

Create article

1. Log in to ezwebin as admin
2. Create new folder "Getting started"
3. Click on "Gettings started" in top menu
4. Create a new article :
Title : This article will be exported as odf document
Summary : This is the summary
Body : This is the body <strong>in bold</strong>
Image : [Upload some .gif or .png image you have on the hard drive]
5. Click "Send for publishing" button

Create the .odf document

1. Click on the "This article will be exported as odf document" link
2. Click on OpenOffice "Export" icon in webin toolbar
3. Verify that a .odf file is being requested to be download

Verify the document

1. Open the downloaded file in OpenOffice
2. Verify that the document have a section named "title" with content:
This article will be exported as odf document
3. Verify that the document have a section named "Summary" with content:
This is the summary
4. Verify that the document have a section named "body" with content:
This is the body in bold
5. Verify that the document contains the image you added to the original article

########################
The image does not appears on the exported document
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