Bug 201368 Support "Not In" operator in filter list
Description: After we support "IN" filter we should also support the "Not In" filter. Data part has already support the "Not In" filter, so hope model can support that operator in the filter operator list. Regards!
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/api/elements/DesignChoiceConstants.java
public static final String TEXT_LINE_THROUGH_NONE = "none"; 
	public static final String TEXT_LINE_THROUGH_LINE_THROUGH = "line-through"; 
	
	public static final String CHOICE_LINE_WIDTH = "lineWidth"; 
	public static final String LINE_WIDTH_THIN = "thin"; 
	public static final String LINE_WIDTH_MEDIUM = "medium"; 
	public static final String LINE_WIDTH_THICK = "thick"; 
	
	public static final String CHOICE_LINE_STYLE = "lineStyle"; 
	public static final String LINE_STYLE_NONE = "none"; 
	public static final String LINE_STYLE_SOLID = "solid"; 
	public static final String LINE_STYLE_DOTTED = "dotted"; 
	public static final String LINE_STYLE_DASHED = "dashed"; 
	public static final String LINE_STYLE_DOUBLE = "double"; 
	public static final String LINE_STYLE_GROOVE = "groove"; 
	public static final String LINE_STYLE_RIDGE = "ridge"; 
	public static final String LINE_STYLE_INSET = "inset"; 
	public static final String LINE_STYLE_OUTSET = "outset"; 
	
	public static final String CHOICE_UNITS = "units"; 
	public static final String UNITS_IN = "in"; 
	public static final String UNITS_CM = "cm"; 
	public static final String UNITS_MM = "mm"; 
	public static final String UNITS_PT = "pt"; 
	public static final String UNITS_PC = "pc"; 
	public static final String UNITS_EM = "em"; 
	public static final String UNITS_EX = "ex"; 
	public static final String UNITS_PX = "px"; 
	public static final String UNITS_PERCENTAGE = "%";