Bug 148613 Parameter extends from Library cannot extend the localization prompt text
Description: Parameter extends from Library cannot extend the localization prompt text Steps to reproduce: 1. New a library, add a report parameter 2. Select a properties file for the library 3. Select the parameter, set localization key in Property Editor 4. Publish the libary 5. New a report, drag parameter from library to report 6. Preview Expected result: In poped up parameter dialog, prompt text is localized Actual result: In poped up parameter dialog, prompt text is not localized
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/api/DesignElementHandle.java
* Clears the value of a property. Clearing a property removes any value set
	 * for the property on this element. After this, the element will now
	 * inherit the property from its parent element, style, or from the default
	 * value for the property.
	 * 
	 * @param propName
	 *            the name of the property to clear.
	 * @throws SemanticException
	 *             if the property is not defined on this element
	 */
	public void clearProperty( String propName ) throws SemanticException
	{
		setProperty( propName, null );
	}
	/**
	 * Clears values of all properties. Clearing a property removes any value
	 * set for the property on this element. After this, the element will now
	 * inherit the property from its parent element, style, or from the default
	 * value for the property.
	 * 
	 * @throws SemanticException
	 *             if the property is not defined on this element
	 */
	public void clearAllProperties( ) throws SemanticException
	{
		List props = getDefn( ).getProperties( );
		for ( int i = 0; i < props.size( ); i++ )
		{
			PropertyDefn propDefn = (PropertyDefn) props.get( i );
			String propName = propDefn.getName( );