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 PAGE_SIZE_US_LEGAL = "us-legal"; 
	public static final String PAGE_SIZE_A4 = "a4"; 
	
	public static final String CHOICE_PAGE_ORIENTATION = "pageOrientation"; 
	public static final String PAGE_ORIENTATION_AUTO = "auto"; 
	public static final String PAGE_ORIENTATION_PORTRAIT = "portrait"; 
	public static final String PAGE_ORIENTATION_LANDSCAPE = "landscape"; 
	
	public static final String CHOICE_INTERVAL = "interval"; 
	public static final String INTERVAL_NONE = "none"; 
	public static final String INTERVAL_PREFIX = "prefix"; 
	public static final String INTERVAL_YEAR = "year"; 
	public static final String INTERVAL_QUARTER = "quarter"; 
	public static final String INTERVAL_MONTH = "month"; 
	public static final String INTERVAL_WEEK = "week"; 
	public static final String INTERVAL_DAY = "day"; 
	public static final String INTERVAL_HOUR = "hour"; 
	public static final String INTERVAL_MINUTE = "minute"; 
	public static final String INTERVAL_SECOND = "second"; 
	public static final String INTERVAL_INTERVAL = "interval"; 
	
	public static final String CHOICE_INTERVAL_TYPE = "intervalType"; 
	public static final String INTERVAL_TYPE_NONE = "none"; 
	public static final String INTERVAL_TYPE_PREFIX = "prefix"; 
	public static final String INTERVAL_TYPE_INTERVAL = "interval"; 
	
	public static final String CHOICE_SORT_DIRECTION = "sortDirection"; 
	public static final String SORT_DIRECTION_ASC = "asc"; 
	public static final String SORT_DIRECTION_DESC = "desc";