Bug 140542 label can't be displayed without resource file or unmatched key
Steps to reproduce: 1.New a report, add a lable with text "aaa" 2.Add a resource file for the report, set key to "key1", value to "actuate", apply the value to the label 3.Clear the resource file in Property Editor->General->Resource File (or change the key to "abc") 4.Preview the report Expected result: 1.Display label text "aaa" on preview or 2.Give a warning message to say resource file is not found or unmatched key Actual result: Nothing displays on preview
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/core/Module.java
* 
	 * @return a list containing all the include scripts. Return
	 *         <code>null</code> if there were no scripts defined.
	 */
	public List getIncludeScripts( )
	{
		return (ArrayList) getLocalProperty( this, INCLUDE_SCRIPTS_PROP );
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.report.model.core.DesignElement#getIntrinsicProperty(java.lang.String)
	 */
	protected Object getIntrinsicProperty( String propName )
	{
		if ( UNITS_PROP.equals( propName ) )
		{
			return units;
		}
		else if ( THEME_PROP.equals( propName ) )
		{
			return theme;
		}
		return super.getIntrinsicProperty( propName );
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.report.model.core.DesignElement#setIntrinsicProperty(java.lang.String,
	 *      java.lang.Object)