Bug 186947 Make dataSetEditor more compatible to oda
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/data/ui/property/PropertyNode.java
* @see org.eclipse.birt.report.designer.ui.PropertyNode#remove(java.lang.String)
	 */
	public final PropertyNode remove( String id )
	{
		assert ( id != null ) : "Null id passed"; 
		if ( subNodes == null )
		{
			return null;
		}
		for ( int n = 0; n < subNodes.size( ); n++ )
		{
			PropertyNode subNode = (PropertyNode) subNodes.get( n );
			if ( subNode.getId( ).equals( id ) )
			{
				if ( subNodes.remove( subNode ) )
				{
					return subNode;
				}
				else
				{
					return null;
				}
			}
		}
		return null;
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.report.designer.ui.PropertyNode#getSubNode(java.lang.String)