Bug 145724 Change version after auto convert
By the request of 136536, user get warning message to confirm the auto convert. If user select yes, the file convert to newest format, but the version is still old. If user open this file again, he'll get the warning message even the file converted.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/util/ModelUtil.java
*/
	public static void reviseNameSpace( Module module, DesignElement content,
			String nameSpace )
	{
		List propDefns = content.getPropertyDefns( );
		for ( int i = 0; i < propDefns.size( ); i++ )
		{
			ElementPropertyDefn propDefn = (ElementPropertyDefn) propDefns
					.get( i );
			if ( propDefn.getTypeCode( ) != IPropertyType.ELEMENT_REF_TYPE )
				continue;
			Object value = content.getLocalProperty( module, propDefn );
			if ( value == null )
				continue;
			ReferenceValue refValue = (ReferenceValue) value;
			refValue.setLibraryNamespace( nameSpace );
		}
		IElementDefn defn = content.getDefn( );
		for ( int i = 0; i < defn.getSlotCount( ); i++ )
		{
			ContainerSlot slot = content.getSlot( i );
			if ( slot != null )
				for ( int pos = 0; pos < slot.getCount( ); pos++ )
					reviseNameSpace( module, slot.getContent( pos ), nameSpace );
		}
	}
	/**
	 * Determines whether there is a child in the given element, which is kind
	 * of the given element definition.
	 *