function deflateRaw(input, options) {
    options = options || {};
    options.raw = true;
    return deflate(input, options);
  }
deflateRaw(data[, options]) -> Uint8Array
- data (Uint8Array|String): input data to compress.
- options (Object): zlib deflate options.

The same as [[deflate]], but creates raw data, without wrapper
(header and adler32 crc).