Bug 145724 Change version after auto convert
By the request of 136536, user get warning message to confirm the auto convert. If user select yes, the file convert to newest format, but the version is still old. If user open this file again, he'll get the warning message even the file converted.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/util/ModelUtil.java
{
		if ( element == null )
			return null;
		String textKey = searchForExternalizedValue( element, propIDName );
		if ( !StringUtil.isBlank( textKey ) )
			return textKey;
		
		return element.getStringProperty( element.getRoot( ), propName );
	}
	/**
	 * Checks if report design contains the same library as the target library
	 * which user wants to export. If no exception throws , that stands for user
	 * can export report design to library. Comparing with the obsolute file
	 * name path, if file is the same , throw <code>SemanticException</code>
	 * which error code is include recursive error.
	 * 
	 * For example , the path of library is "C:\test\lib.xml" .The followings
	 * will throw semantic exception:
	 * 
	 * <ul>
	 * <li> design file and library in the same folder: </li>
	 * <li> <list-property name="libraries"> <structure> <property
	 * name="fileName">lib.xml</property> <property name="namespace">lib</property>
	 * </structure> </list-property> </li>
	 * </ul>
	 * <ul>
	 * <li> folder of design file is "C:\design" </li>
	 * <li> <list-property name="libraries"> <structure> <property
	 * name="fileName">..\test\lib.xml</property> <property
	 * name="namespace">lib</property> </structure> </list-property> </li>