Bug 187213 Provid a writer to serialize design in document without any white space.
Add a new writer for serialize design in document without any withe space.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/writer/ModuleWriter.java
writeOverridenPropertyValues( obj );
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.report.model.elements.ElementVisitor#visitDimension(org.eclipse.birt.report.model.elements.olap.Dimension)
	 */
	public void visitDimension( Dimension obj )
	{
		super.visitDimension( obj );
		property( obj, IDimensionModel.IS_TIME_TYPE_PROP );
		property( obj, IDimensionModel.DEFAULT_HIERARCHY_PROP );
		writeContents( obj, IDimensionModel.HIERARCHIES_PROP );
		writeOverridenPropertyValues( obj );
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.report.model.elements.ElementVisitor#visitHierarchy(org.eclipse.birt.report.model.elements.olap.Hierarchy)
	 */
	public void visitHierarchy( Hierarchy obj )
	{
		super.visitHierarchy( obj );
		writeStructureList( obj, ICubeModel.FILTER_PROP );
		writeContents( obj, IHierarchyModel.LEVELS_PROP );
		writeContents( obj, ICubeModel.ACCESS_CONTROLS_PROP );
		writeOverridenPropertyValues( obj );
	}
	/*
	 * (non-Javadoc)