THIS IS A TEST INSTANCE. ALL YOUR CHANGES WILL BE LOST!!!!
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On the same topic: onRender(MarkupStream) has been changed to onRender(); no more MarkupStream. You can get for every component once you called render() via getMarkupStream().
UTF-8 encoded property files
If you are using Java 6 or newer, than Wicket will is configured to use java.util.Properties#load(Reader(in, "utf-8"))
for files with "*.utf8.properties" extension.