Added image size to Visual table (columns width and height) as it is needed in the presentation part when large images are scaled. Moreover, tags coordinates are saved at the image true size, thus they will be scaled as well, hence the need of these fields.

git-svn-id: http://voronet.francu.com/repos/DEX@987 8d550267-2627-4c68-899f-85492a8dd5ca
Changed fields order.

git-svn-id: http://voronet.francu.com/repos/DEX@988 8d550267-2627-4c68-899f-85492a8dd5ca