Bug 191199 [Regression] Rule and Margin in masterpage isn't aligned
Description: New a report design file, go to the master page tab, you will find the rule and margin is not aligned. Build version:2.2.0.v20070606-0630
UI/org.eclipse.birt.report.designer.core/src/org/eclipse/birt/report/designer/core/commands/MoveGuideCommand.java
{
	private int pDelta;
	private String propertyName;
	/**
	 *  Constructor 
	 * @param delta
	 * @param propertyName
	 */
	public MoveGuideCommand( int delta, String propertyName )
	{
		super( );
		pDelta = delta;
		this.propertyName = propertyName;
	}
	/**
	 *  Ececute this command 
	 */
	public void execute( )
	{
		ModuleHandle handle = SessionHandleAdapter.getInstance( )
				.getReportDesignHandle( );
		MasterPageHandle page = SessionHandleAdapter.getInstance( )
				.getMasterPageHandle( );
		String unit = handle.getDefaultUnits( );
		double value = MetricUtility.pixelToPixelInch( pDelta );
		if ( value < 0.0 )
		{
			value = 0.0;
		}
		DimensionValue dim = DimensionUtil.convertTo( value,