Bug 156497 [Regression][Acceptance]Report isn't refreshed when delete used library file.
Description: Report isn't refreshed when delete used library file. Steps to reproduce: 1.New a library, add a label, input actuate. 2.New a report, extend lib.label 3.Delete the library file. 4.Refresh the report in Outline of the report Expected result: Empty label in Layout. Actual result: label with content "actuate" in Layout.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/api/ModuleHandle.java
propHandle.removeItem( pos );
	}
	/**
	 * Drops a translation from the design.
	 * 
	 * @param resourceKey
	 *            resource key of the message in which this translation saves.
	 * @param locale
	 *            the string value of the locale for a translation. Locale
	 *            should be in java-defined format( en, en-US, zh_CN, etc.)
	 * @throws CustomMsgException
	 *             if <code>resourceKey</code> is <code>null</code>.
	 * @see #getTranslation(String, String)
	 */
	public void dropTranslation( String resourceKey, String locale )
			throws CustomMsgException
	{
		CustomMsgCommand command = new CustomMsgCommand( getModule( ) );
		command.dropTranslation( resourceKey, locale );
	}
	/**
	 * Finds the position of the config variable with the given name.
	 * 
	 * @param name
	 *            the config variable name
	 * @return the index ( from 0 ) of config variable with the given name.
	 *         Return -1, if not found.
	 * 
	 */
	private int findConfigVariablePos( String name )