import java.io.IOException;
import java.io.InputStream;
-import java.net.URI;
-import java.net.URISyntaxException;
import java.net.URL;
-import java.nio.file.Files;
-import java.nio.file.Path;
-import java.nio.file.Paths;
import org.argeo.cms.CmsException;
import org.eclipse.rap.rwt.service.ResourceLoader;