Bug 130070 Created By is empty when new a report.
Description: Created By is empty when new a report. Steps to reproduce: 1. New a report and see Created By property. Result: It's empty.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/api/ModuleHandle.java
* 
	 * @return the resource key of the static description
	 */
	public String getDescriptionKey( )
	{
		return getStringProperty( Module.DESCRIPTION_ID_PROP );
	}
	/**
	 * Sets the resource key of the static description of the module.
	 * 
	 * @param resourceKey
	 *            the resource key of the static description
	 * 
	 * @throws SemanticException
	 *             if the resource key property is locked.
	 */
	public void setDescriptionKey( String resourceKey )
			throws SemanticException
	{
		setStringProperty( Module.DESCRIPTION_ID_PROP, resourceKey );
	}
	/**
	 * Initializes the report design when it is just created.
	 * <p>
	 * Set the value to the properties on repot design element which need
	 * the initialize valuel. 
	 * 
	 * All initialize operations will not go into the command stack and can not
	 * be undo redo.
	 *