Bug 200812 Issue when remove one separator setting in viewer.property[0002]
Description: Issue when remove one separator setting in viewer.property Build number:2.2.1.v200708220927 Steps to reproduce: 1. Deploy birt. 2. Open viewer.properties under WEB-INF folder. 3. Delete "viewer.sep.0=," line 4. Start server. 5. Preview report. 6. Export Data, select columns and select "Comma(,)", click OK. Expected result: Comma(,) isn't in the separator list. Actual result: Nothing happened after step6 and no error logs. Error log:n/a
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/utility/ParameterAccessor.java
/**
	 * Log folder to put the generated log files
	 */
	public static String logFolder = null;
	/**
	 * Log level
	 */
	public static String logLevel = null;
	/**
	 * Script lib folder
	 */
	public static String scriptLibDir = null;
	/**
	 * Preview report max rows
	 */
	public static int maxRows;
	/**
	 * Preview report max cube fetch levels
	 */
	public static int maxCubeLevels;
	/**
	 * Cube memory size
	 */
	public static int cubeMemorySize;
	/**
	 * Current web application locale.
	 */
	public static Locale webAppLocale = null;
	/**
	 * Indicating that if user can only access the files in working folder.