Bug 117149 Add additional datapoint markers
I would like to propose adding additional datapoint markers. Attached is a set of markers I would like supported.
chart/org.eclipse.birt.chart.engine/src/org/eclipse/birt/chart/model/attribute/impl/AttributePackageImpl.java
addAnnotation( styleMapEClass, source, new String[]{
				"name", "StyleMap", 
				"kind", "elementOnly" 
		} );
		addAnnotation( getStyleMap_ComponentName( ), source, new String[]{
				"kind", "element", 
				"name", "ComponentName" 
		} );
		addAnnotation( getStyleMap_Style( ), source, new String[]{
				"kind", "element", 
				"name", "Style" 
		} );
		addAnnotation( textEClass, source, new String[]{
				"name", "Text", 
				"kind", "elementOnly" 
		} );
		addAnnotation( getText_Value( ), source, new String[]{
				"kind", "element", 
				"name", "Value" 
		} );
		addAnnotation( getText_Font( ), source, new String[]{
				"kind", "element", 
				"name", "Font" 
		} );
		addAnnotation( getText_Color( ), source, new String[]{
				"kind", "element", 
				"name", "Color" 
		} );
		addAnnotation( textAlignmentEClass, source, new String[]{
				"name", "TextAlignment",