code: public static Properties loadDefaultProperties(final JarFile jf) throws IOException {
  	final ZipEntry ze = jf.getEntry("default.properties");
  	if (ze == null) throw new IOException("the Lucee core has no default.properties file!");
  
  	final Properties prop = new Properties();
  	InputStream is = null;
  	try {
  	    is = jf.getInputStream(ze);
  	    prop.load(is);
  	}
  	finally {
  	    CFMLEngineFactorySupport.closeEL(is);
  	}
  	return prop;
      }
docs: /*
  private static String unwrap(String str) { return str == null ? null :
  CFMLEngineFactory.removeQuotes(str, true); }