Bug 148588 Image Builder enhancement
1.Image selector should not filter *.svg 2.Support svg image type in embedded image.
UI/org.eclipse.birt.report.designer.core/src/org/eclipse/birt/report/designer/util/ImageManager.java
if ( url != null && !invalidUrlList.contains( url.toString( ) ) )
			{
				invalidUrlList.add( url.toString( ) );
			}
			return null;
		}
		return image;
	}
	/**
	 *  Get image from URI
	 * @param uri
	 * 	URI
	 * @return
	 *   The image gotten
	 */
	public Image getImage( String uri )
	{
		return getImage( uri, false );
	}
	/**
	 * Gets the embedded image
	 * 
	 * @param embeddedImage
	 *            the embedded image data
	 * 
	 * @return Returns the image,or null if the embedded image doesn't exist.
	 */
	public Image getImage( ModuleHandle handle, String name )
	{
		String key = generateKey( handle, name );