src/main/java/org/nustaq/serialization/minbin/MBOut.java
protected void writeRawInt(byte type, long data) {
        int numBytes = MinBin.extractNumBytes(type);
        for (int i = 0; i < numBytes; i++) {
            writeOut((byte) (data & 0xff));
            data = data >>> 8;
        }
    }
protected void writeRawInt(byte type, long data) {
        int numBytes = MinBin.extractNumBytes(type);
        for (int i = 0; i < numBytes; i++) {
            writeOut((byte) (data & 0xff));
            data = data >>> 8;
        }
    }
encode int without header tag
@param data