static String unescapeText(String input)
    {
        ByteBuffer buffer = unescapeBytes(input);
        return new String(buffer.array(), buffer.position(), buffer.limit(), ISO_8859_1);
    }
Un-escape a text string as escaped using {@link #escapeText(String)}. Two-digit hex escapes (starting with "\x")
are also recognized.
protostuff-parser/src/main/java/io/protostuff/parser/TextFormat.java