Bug 161383 Support page-break-inside property on report item
Need support page-break-inside property on report items
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/metadata/ElementDefn.java
* 
	 * @return the name option
	 */
	public int getNameOption( )
	{
		return nameOption;
	}
	/**
	 * Determines if this element acts as a container.
	 * 
	 * @return True if this element is a container, false otherwise.
	 */
	public boolean isContainer( )
	{
		return slots != null;
	}
	/**
	 * Returns the number of slots in this container.
	 * 
	 * @return The number of slots. Returns 0 if this element is not a
	 *         container.
	 */
	public int getSlotCount( )
	{
		if ( slots == null )
			return 0;
		return slots.size( );
	}
	/**
	 * Returns whether this element has the requested slot given the numeric