Bug 182062 Define and provide Date/Time format value
DateTime type has been supported in BIRT. Now, there's a proposal on support Date/Time type in BIRT Report Designer. In order to enable end user setting the format of Date/Time type, please define and provide format value for both Date and Time.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/api/elements/DesignChoiceConstants.java
String LEVEL_TYPE_MIRRORED = "mirrored"; 
	/**
	 * measure Function -- measure function type.
	 */
	public static final String CHOICE_ACCESS_PERMISSION = "accessPermission"; 
	public static final String ACCESS_PERMISSION_ALLOW = "allow"; 
	public static final String ACCESS_PERMISSION_DISALLOW = "disallow"; 
	/**
	 * Parameter sort values -- can be value or display text.
	 */
	public static final String CHOICE_PARAM_SORT_VALUES = "paramSortValues"; 
	public static final String PARAM_SORT_VALUES_VALUE = "value"; 
	public static final String PARAM_SORT_VALUES_LABEL = "label"; 
	/**
	 * Report layout preference -- layout type for report design.
	 */
	public static final String CHOICE_REPORT_LAYOUT_PREFERENCE = "reportLayoutPreference"; 
	public static final String REPORT_LAYOUT_PREFERENCE_FIXED_LAYOUT = "fixed layout"; 
	public static final String REPORT_LAYOUT_PREFERENCE_AUTO_LAYOUT = "auto layout"; 
	/**
	 * Date time level type -- type for date-time cube level.
	 */
	public static final String CHOICE_DATE_TIME_LEVEL_TYPE = "dateTimeLevlType"; 
	public static final String DATE_TIME_LEVEL_TYPE_YEAR = "year"; 
	public static final String DATE_TIME_LEVEL_TYPE_MONTH = "month"; 
	public static final String DATE_TIME_LEVEL_TYPE_QUARTER = "quarter"; 
	public static final String DATE_TIME_LEVEL_TYPE_WEEK = "week"; 
	public static final String DATE_TIME_LEVEL_TYPE_DAY = "day"; 
};