Bug 188829 Move the item ,the trans of the model don't close.
1:New report design. 2:Add a Embedded image. 3:Add another imge , then drag the second imge to the first position. 4:Change the size of the first image. Expected: Image change the size. Now: Image size don't change.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/command/AbstractContentCommand.java
public final void move( DesignElement content,
			ContainerContext toContainerInfor ) throws ContentException
	{
		move( content, toContainerInfor, -1 );
	}
	/**
	 * Moves an element from one slot to another at the specified position. The
	 * destination slot can be in the same element (unusual) or a different
	 * element (usual case). Use the other form of this method to move an
	 * element within the same slot.
	 * 
	 * @param content
	 *            The element to move.
	 * @param toContainerInfor
	 *            the destination container information.
	 * @param newPos
	 *            the position in the target slot to which the content will be
	 *            moved. If it is greater than the size of the target slot, the
	 *            content will be appended at the end of the slot.
	 * @throws ContentException
	 */
	public final void move( DesignElement content,
			ContainerContext toContainerInfor, int newPos )
			throws ContentException
	{
		if ( eventTarget != null && !( this instanceof ContentElementCommand ) )
		{
			ContentElementCommand attrCmd = new ContentElementCommand( module,
					focus );
			attrCmd.move( content, toContainerInfor, newPos );