Index: frontend/node_modules/hpack.js/lib/hpack.js
===================================================================
--- frontend/node_modules/hpack.js/lib/hpack.js	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
+++ frontend/node_modules/hpack.js/lib/hpack.js	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
@@ -0,0 +1,12 @@
+var hpack = exports;
+
+hpack.utils = require('./hpack/utils');
+hpack.huffman = require('./hpack/huffman');
+hpack['static-table'] = require('./hpack/static-table');
+hpack.table = require('./hpack/table');
+
+hpack.decoder = require('./hpack/decoder');
+hpack.decompressor = require('./hpack/decompressor');
+
+hpack.encoder = require('./hpack/encoder');
+hpack.compressor = require('./hpack/compressor');
Index: frontend/node_modules/hpack.js/lib/hpack/compressor.js
===================================================================
--- frontend/node_modules/hpack.js/lib/hpack/compressor.js	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
+++ frontend/node_modules/hpack.js/lib/hpack/compressor.js	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
@@ -0,0 +1,127 @@
+var hpack = require('../hpack');
+var utils = hpack.utils;
+var encoder = hpack.encoder;
+var table = hpack.table;
+var assert = utils.assert;
+
+var inherits = require('inherits');
+var Duplex = require('readable-stream').Duplex;
+
+function Compressor(options) {
+  Duplex.call(this, {
+    writableObjectMode: true
+  });
+
+  this._encoder = null;
+  this._table = table.create(options.table);
+}
+inherits(Compressor, Duplex);
+module.exports = Compressor;
+
+Compressor.create = function create(options) {
+  return new Compressor(options);
+};
+
+Compressor.prototype._read = function _read() {
+  // We only push!
+};
+
+Compressor.prototype._write = function _write(data, enc, cb) {
+  assert(Array.isArray(data), 'Compressor.write() expects list of headers');
+
+  this._encoder = encoder.create();
+  for (var i = 0; i < data.length; i++)
+    this._encodeHeader(data[i]);
+
+  var data = this._encoder.render();
+  this._encoder = null;
+
+  cb(null);
+  for (var i = 0; i < data.length; i++)
+    this.push(data[i]);
+};
+
+Compressor.prototype.updateTableSize = function updateTableSize(size) {
+  if (size >= this._table.protocolMaxSize) {
+    size = this._table.protocolMaxSize;
+
+    var enc = encoder.create();
+
+    // indexed = 0
+    // incremental = 0
+    // update = 1
+    enc.encodeBits(1, 3);
+    enc.encodeInt(size);
+
+    var data = enc.render();
+    for (var i = 0; i < data.length; i++)
+      this.push(data[i]);
+  }
+
+  this._table.updateSize(size);
+};
+
+Compressor.prototype.reset = function reset() {
+  var enc = encoder.create();
+  var size = this._table.maxSize;
+
+  // indexed = 0
+  // incremental = 0
+  // update = 1
+  enc.encodeBits(1, 3);
+  enc.encodeInt(0);
+
+  // Evict everything
+  this._table.updateSize(0);
+
+  // indexed = 0
+  // incremental = 0
+  // update = 1
+  enc.encodeBits(1, 3);
+  enc.encodeInt(size);
+
+  // Revert size
+  this._table.updateSize(size);
+
+  var data = enc.render();
+  for (var i = 0; i < data.length; i++)
+    this.push(data[i]);
+};
+
+Compressor.prototype._encodeHeader = function _encodeHeader(header) {
+  if (header.neverIndex) {
+    var index = 0;
+    var neverIndex = 1;
+    var isIndexed = 0;
+    var isIncremental = 0;
+  } else {
+    var index = this._table.reverseLookup(header.name, header.value);
+    var isIndexed = index > 0;
+    var isIncremental = header.incremental !== false;
+    var neverIndex = 0;
+  }
+
+  this._encoder.encodeBit(isIndexed);
+  if (isIndexed) {
+    this._encoder.encodeInt(index);
+    return;
+  }
+
+  var name = utils.toArray(header.name);
+  var value = utils.toArray(header.value);
+
+  this._encoder.encodeBit(isIncremental);
+  if (isIncremental) {
+    this._table.add(header.name, header.value, name.length, value.length);
+  } else {
+    // Update = false
+    this._encoder.encodeBit(0);
+    this._encoder.encodeBit(neverIndex);
+  }
+
+  // index is negative for `name`-only headers
+  this._encoder.encodeInt(-index);
+  if (index === 0)
+    this._encoder.encodeStr(name, header.huffman !== false);
+  this._encoder.encodeStr(value, header.huffman !== false);
+};
Index: frontend/node_modules/hpack.js/lib/hpack/decoder.js
===================================================================
--- frontend/node_modules/hpack.js/lib/hpack/decoder.js	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
+++ frontend/node_modules/hpack.js/lib/hpack/decoder.js	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
@@ -0,0 +1,169 @@
+var hpack = require('../hpack');
+var utils = hpack.utils;
+var huffman = hpack.huffman.decode;
+var assert = utils.assert;
+
+var OffsetBuffer = require('obuf');
+
+function Decoder() {
+  this.buffer = new OffsetBuffer();
+  this.bitOffset = 0;
+
+  // Used internally in decodeStr
+  this._huffmanNode = null;
+}
+module.exports = Decoder;
+
+Decoder.create = function create() {
+  return new Decoder();
+};
+
+Decoder.prototype.isEmpty = function isEmpty() {
+  return this.buffer.isEmpty();
+};
+
+Decoder.prototype.push = function push(chunk) {
+  this.buffer.push(chunk);
+};
+
+Decoder.prototype.decodeBit = function decodeBit() {
+  // Need at least one octet
+  assert(this.buffer.has(1), 'Buffer too small for an int');
+
+  var octet;
+  var offset = this.bitOffset;
+
+  if (++this.bitOffset === 8) {
+    octet = this.buffer.readUInt8();
+    this.bitOffset = 0;
+  } else {
+    octet = this.buffer.peekUInt8();
+  }
+  return (octet >>> (7 - offset)) & 1;
+};
+
+// Just for testing
+Decoder.prototype.skipBits = function skipBits(n) {
+  this.bitOffset += n;
+  this.buffer.skip(this.bitOffset >> 3);
+  this.bitOffset &= 0x7;
+};
+
+Decoder.prototype.decodeInt = function decodeInt() {
+  // Need at least one octet
+  assert(this.buffer.has(1), 'Buffer too small for an int');
+
+  var prefix = 8 - this.bitOffset;
+
+  // We are going to end up octet-aligned
+  this.bitOffset = 0;
+
+  var max = (1 << prefix) - 1;
+  var octet = this.buffer.readUInt8() & max;
+
+  // Fast case - int fits into the prefix
+  if (octet !== max)
+    return octet;
+
+  // TODO(indutny): what about > 32bit numbers?
+  var res = 0;
+  var isLast = false;
+  var len = 0;
+  do {
+    octet = this.buffer.readUInt8();
+    isLast = (octet & 0x80) === 0;
+
+    res <<= 7;
+    res |= octet & 0x7f;
+    len++;
+  } while (!isLast);
+  assert(isLast, 'Incomplete data for multi-octet integer');
+  assert(len <= 4, 'Integer does not fit into 32 bits');
+
+  // Reverse bits
+  res = (res >>> 21) |
+        (((res >> 14) & 0x7f) << 7) |
+        (((res >> 7) & 0x7f) << 14) |
+        ((res & 0x7f) << 21);
+  res >>= (4 - len) * 7;
+
+  // Append prefix max
+  res += max;
+
+  return res;
+};
+
+Decoder.prototype.decodeHuffmanWord = function decodeHuffmanWord(input,
+                                                                 inputBits,
+                                                                 out) {
+  var root = huffman;
+  var node = this._huffmanNode;
+  var word = input;
+  var bits = inputBits;
+
+  for (; bits > 0; word &= (1 << bits) - 1) {
+    // Nudge the word bit length to match it
+    for (var i = Math.max(0, bits - 8); i < bits; i++) {
+      var subnode = node[word >>> i];
+      if (typeof subnode !== 'number') {
+        node = subnode;
+        bits = i;
+        break;
+      }
+
+      if (subnode === 0)
+        continue;
+
+      // Word bit length should match
+      if ((subnode >>> 9) !== bits - i) {
+        subnode = 0;
+        continue;
+      }
+
+      var octet = subnode & 0x1ff;
+      assert(octet !== 256, 'EOS in encoding');
+      out.push(octet);
+      node = root;
+
+      bits = i;
+      break;
+    }
+    if (subnode === 0)
+      break;
+  }
+  this._huffmanNode = node;
+
+  return bits;
+};
+
+Decoder.prototype.decodeStr = function decodeStr() {
+  var isHuffman = this.decodeBit();
+  var len = this.decodeInt();
+  assert(this.buffer.has(len), 'Not enough octets for string');
+
+  if (!isHuffman)
+    return this.buffer.take(len);
+
+  this._huffmanNode = huffman;
+
+  var out = [];
+
+  var word = 0;
+  var bits = 0;
+  var lastKey = 0;
+  for (var i = 0; i < len; i++) {
+    word <<= 8;
+    word |= this.buffer.readUInt8();
+    bits += 8;
+
+    bits = this.decodeHuffmanWord(word, bits, out);
+    lastKey = word >> bits;
+    word &= (1 << bits) - 1;
+  }
+  assert(this._huffmanNode === huffman, '8-bit EOS');
+  assert(word + 1 === (1 << bits), 'Final sequence is not EOS');
+
+  this._huffmanNode = null;
+
+  return out;
+};
Index: frontend/node_modules/hpack.js/lib/hpack/decompressor.js
===================================================================
--- frontend/node_modules/hpack.js/lib/hpack/decompressor.js	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
+++ frontend/node_modules/hpack.js/lib/hpack/decompressor.js	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
@@ -0,0 +1,116 @@
+var hpack = require('../hpack');
+var utils = hpack.utils;
+var decoder = hpack.decoder;
+var table = hpack.table;
+var assert = utils.assert;
+
+var inherits = require('inherits');
+var Duplex = require('readable-stream').Duplex;
+
+function Decompressor(options) {
+  Duplex.call(this, {
+    readableObjectMode: true
+  });
+
+  this._decoder = decoder.create();
+  this._table = table.create(options.table);
+}
+inherits(Decompressor, Duplex);
+module.exports = Decompressor;
+
+Decompressor.create = function create(options) {
+  return new Decompressor(options);
+};
+
+Decompressor.prototype._read = function _read() {
+  // We only push!
+};
+
+Decompressor.prototype._write = function _write(data, enc, cb) {
+  this._decoder.push(data);
+
+  cb(null);
+};
+
+Decompressor.prototype.execute = function execute(cb) {
+  while (!this._decoder.isEmpty()) {
+    try {
+      this._execute();
+    } catch (err) {
+      if (cb)
+        return done(err);
+      else
+        return this.emit('error', err);
+    }
+  }
+
+  if (cb)
+    done(null);
+
+  function done(err) {
+    process.nextTick(function() {
+      cb(err);
+    });
+  }
+};
+
+Decompressor.prototype.updateTableSize = function updateTableSize(size) {
+  this._table.updateSize(size);
+};
+
+Decompressor.prototype._execute = function _execute() {
+  var isIndexed = this._decoder.decodeBit();
+  if (isIndexed)
+    return this._processIndexed();
+
+  var isIncremental = this._decoder.decodeBit();
+  var neverIndex = 0;
+  if (!isIncremental) {
+    var isUpdate = this._decoder.decodeBit();
+    if (isUpdate)
+      return this._processUpdate();
+
+    neverIndex = this._decoder.decodeBit();
+  }
+
+  this._processLiteral(isIncremental, neverIndex);
+};
+
+Decompressor.prototype._processIndexed = function _processIndexed() {
+  var index = this._decoder.decodeInt();
+
+  var lookup = this._table.lookup(index);
+  this.push({ name: lookup.name, value: lookup.value, neverIndex: false });
+};
+
+Decompressor.prototype._processLiteral = function _processLiteral(inc, never) {
+  var index = this._decoder.decodeInt();
+
+  var name;
+  var nameSize;
+
+  // Literal header-name too
+  if (index === 0) {
+    name = this._decoder.decodeStr();
+    nameSize = name.length;
+    name = utils.stringify(name);
+  } else {
+    var lookup = this._table.lookup(index);
+    nameSize = lookup.nameSize;
+    name = lookup.name;
+  }
+
+  var value = this._decoder.decodeStr();
+  var valueSize = value.length;
+  value = utils.stringify(value);
+
+  if (inc)
+    this._table.add(name, value, nameSize, valueSize);
+
+  this.push({ name: name, value: value, neverIndex: never !== 0});
+};
+
+Decompressor.prototype._processUpdate = function _processUpdate() {
+  var size = this._decoder.decodeInt();
+  this.updateTableSize(size);
+};
Index: frontend/node_modules/hpack.js/lib/hpack/encoder.js
===================================================================
--- frontend/node_modules/hpack.js/lib/hpack/encoder.js	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
+++ frontend/node_modules/hpack.js/lib/hpack/encoder.js	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
@@ -0,0 +1,129 @@
+var hpack = require('../hpack');
+var utils = hpack.utils;
+var huffman = hpack.huffman.encode;
+var assert = utils.assert;
+
+var WBuf = require('wbuf');
+
+function Encoder() {
+  this.buffer = new WBuf();
+  this.word = 0;
+  this.bitOffset = 0;
+}
+module.exports = Encoder;
+
+Encoder.create = function create() {
+  return new Encoder();
+};
+
+Encoder.prototype.render = function render() {
+  return this.buffer.render();
+};
+
+Encoder.prototype.encodeBit = function encodeBit(bit) {
+  var octet;
+
+  this.word <<= 1;
+  this.word |= bit;
+  this.bitOffset++;
+
+  if (this.bitOffset === 8) {
+    this.buffer.writeUInt8(this.word);
+    this.word = 0;
+    this.bitOffset = 0;
+  }
+};
+
+Encoder.prototype.encodeBits = function encodeBits(bits, len) {
+  var left = bits;
+  var leftLen = len;
+
+  while (leftLen > 0) {
+    var avail = Math.min(leftLen, 8 - this.bitOffset);
+    var toWrite = left >>> (leftLen - avail);
+
+    if (avail === 8) {
+      this.buffer.writeUInt8(toWrite);
+    } else {
+      this.word <<= avail;
+      this.word |= toWrite;
+      this.bitOffset += avail;
+      if (this.bitOffset === 8) {
+        this.buffer.writeUInt8(this.word);
+        this.word = 0;
+        this.bitOffset = 0;
+      }
+    }
+
+    leftLen -= avail;
+    left &= (1 << leftLen) - 1;
+  }
+};
+
+// Just for testing
+Encoder.prototype.skipBits = function skipBits(num) {
+  this.bitOffset += num;
+  this.buffer.skip(this.bitOffset >> 3);
+  this.bitOffset &= 0x7;
+};
+
+Encoder.prototype.encodeInt = function encodeInt(num) {
+  var prefix = 8 - this.bitOffset;
+
+  // We are going to end up octet-aligned
+  this.bitOffset = 0;
+
+  var max = (1 << prefix) - 1;
+
+  // Fast case - int fits into the prefix
+  if (num < max) {
+    this.buffer.writeUInt8((this.word << prefix) | num);
+    return octet;
+  }
+
+  var left = num - max;
+  this.buffer.writeUInt8((this.word << prefix) | max);
+  do {
+    var octet = left & 0x7f;
+    left >>= 7;
+    if (left !== 0)
+      octet |= 0x80;
+
+    this.buffer.writeUInt8(octet);
+  } while (left !== 0);
+};
+
+Encoder.prototype.encodeStr = function encodeStr(value, isHuffman) {
+  this.encodeBit(isHuffman ? 1 : 0);
+
+  if (!isHuffman) {
+    this.buffer.reserve(value.length + 1);
+    this.encodeInt(value.length);
+    for (var i = 0; i < value.length; i++)
+      this.buffer.writeUInt8(value[i]);
+    return;
+  }
+
+  var codes = [];
+  var len = 0;
+  var pad = 0;
+
+  for (var i = 0; i < value.length; i++) {
+    var code = huffman[value[i]];
+    codes.push(code);
+    len += code[0];
+  }
+  if (len % 8 !== 0)
+    pad = 8 - (len % 8);
+  len += pad;
+
+  this.buffer.reserve((len / 8) + 1);
+  this.encodeInt(len / 8);
+  for (var i = 0; i < codes.length; i++) {
+    var code = codes[i];
+    this.encodeBits(code[1], code[0]);
+  }
+
+  // Append padding
+  this.encodeBits(0xff >>> (8 - pad), pad);
+};
Index: frontend/node_modules/hpack.js/lib/hpack/huffman.js
===================================================================
--- frontend/node_modules/hpack.js/lib/hpack/huffman.js	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
+++ frontend/node_modules/hpack.js/lib/hpack/huffman.js	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
@@ -0,0 +1,159 @@
+exports.decode =
+    [2608,2609,2610,2657,2659,2661,2665,2671,2675,2676,0,0,0,0,0,0,0,0,0,0,
+    3104,3109,3117,3118,3119,3123,3124,3125,3126,3127,3128,3129,3133,3137,3167,
+    3170,3172,3174,3175,3176,3180,3181,3182,3184,3186,3189,0,0,0,0,0,0,0,0,0,0,
+    0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
+    3642,3650,3651,3652,3653,3654,3655,3656,3657,3658,3659,3660,3661,3662,3663,
+    3664,3665,3666,3667,3668,3669,3670,3671,3673,3690,3691,3697,3702,3703,3704,
+    3705,3706,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
+    0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
+    0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
+    0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4134,4138,4140,4155,4184,4186,[1057,
+    1058,1064,1065,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
+    0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
+    0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
+    0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
+    0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
+    0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
+    0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
+    [1087,0,1575,1579,1660,0,0,0,0,0,2083,2110,0,0,0,0,0,0,0,0,0,0,0,0,2560,
+    2596,2624,2651,2653,2686,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
+    0,0,0,0,0,3166,3197,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
+    0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,3644,
+    3680,3707,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
+    0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
+    0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
+    0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,[1628,1731,1744,0,0,0,2176,2178,
+    2179,2210,2232,2242,2272,2274,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2713,2721,2727,
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+    0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],[1781,1782,1783,1784,1786,
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+    2050,2051,2052,2053,2054,2055,2056,2059,2060,2062,2063,2064,2065,2066,0,0,
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+    0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],[2067,2068,2069,2071,2072,2073,2074,2075,
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+    0,0,0,0,0]]]];
+exports.encode =
+    [[13,8184],[23,8388568],[28,268435426],[28,268435427],[28,268435428],[28,
+    268435429],[28,268435430],[28,268435431],[28,268435432],[24,16777194],[30,
+    1073741820],[28,268435433],[28,268435434],[30,1073741821],[28,268435435],
+    [28,268435436],[28,268435437],[28,268435438],[28,268435439],[28,268435440],
+    [28,268435441],[28,268435442],[30,1073741822],[28,268435443],[28,
+    268435444],[28,268435445],[28,268435446],[28,268435447],[28,268435448],[28,
+    268435449],[28,268435450],[28,268435451],[6,20],[10,1016],[10,1017],[12,
+    4090],[13,8185],[6,21],[8,248],[11,2042],[10,1018],[10,1019],[8,249],[11,
+    2043],[8,250],[6,22],[6,23],[6,24],[5,0],[5,1],[5,2],[6,25],[6,26],[6,27],
+    [6,28],[6,29],[6,30],[6,31],[7,92],[8,251],[15,32764],[6,32],[12,4091],[10,
+    1020],[13,8186],[6,33],[7,93],[7,94],[7,95],[7,96],[7,97],[7,98],[7,99],[7,
+    100],[7,101],[7,102],[7,103],[7,104],[7,105],[7,106],[7,107],[7,108],[7,
+    109],[7,110],[7,111],[7,112],[7,113],[7,114],[8,252],[7,115],[8,253],[13,
+    8187],[19,524272],[13,8188],[14,16380],[6,34],[15,32765],[5,3],[6,35],[5,
+    4],[6,36],[5,5],[6,37],[6,38],[6,39],[5,6],[7,116],[7,117],[6,40],[6,41],
+    [6,42],[5,7],[6,43],[7,118],[6,44],[5,8],[5,9],[6,45],[7,119],[7,120],[7,
+    121],[7,122],[7,123],[15,32766],[11,2044],[14,16381],[13,8189],[28,
+    268435452],[20,1048550],[22,4194258],[20,1048551],[20,1048552],[22,
+    4194259],[22,4194260],[22,4194261],[23,8388569],[22,4194262],[23,8388570],
+    [23,8388571],[23,8388572],[23,8388573],[23,8388574],[24,16777195],[23,
+    8388575],[24,16777196],[24,16777197],[22,4194263],[23,8388576],[24,
+    16777198],[23,8388577],[23,8388578],[23,8388579],[23,8388580],[21,2097116],
+    [22,4194264],[23,8388581],[22,4194265],[23,8388582],[23,8388583],[24,
+    16777199],[22,4194266],[21,2097117],[20,1048553],[22,4194267],[22,4194268],
+    [23,8388584],[23,8388585],[21,2097118],[23,8388586],[22,4194269],[22,
+    4194270],[24,16777200],[21,2097119],[22,4194271],[23,8388587],[23,8388588],
+    [21,2097120],[21,2097121],[22,4194272],[21,2097122],[23,8388589],[22,
+    4194273],[23,8388590],[23,8388591],[20,1048554],[22,4194274],[22,4194275],
+    [22,4194276],[23,8388592],[22,4194277],[22,4194278],[23,8388593],[26,
+    67108832],[26,67108833],[20,1048555],[19,524273],[22,4194279],[23,8388594],
+    [22,4194280],[25,33554412],[26,67108834],[26,67108835],[26,67108836],[27,
+    134217694],[27,134217695],[26,67108837],[24,16777201],[25,33554413],[19,
+    524274],[21,2097123],[26,67108838],[27,134217696],[27,134217697],[26,
+    67108839],[27,134217698],[24,16777202],[21,2097124],[21,2097125],[26,
+    67108840],[26,67108841],[28,268435453],[27,134217699],[27,134217700],[27,
+    134217701],[20,1048556],[24,16777203],[20,1048557],[21,2097126],[22,
+    4194281],[21,2097127],[21,2097128],[23,8388595],[22,4194282],[22,4194283],
+    [25,33554414],[25,33554415],[24,16777204],[24,16777205],[26,67108842],[23,
+    8388596],[26,67108843],[27,134217702],[26,67108844],[26,67108845],[27,
+    134217703],[27,134217704],[27,134217705],[27,134217706],[27,134217707],[28,
+    268435454],[27,134217708],[27,134217709],[27,134217710],[27,134217711],[27,
+    134217712],[26,67108846],[30,1073741823]];
Index: frontend/node_modules/hpack.js/lib/hpack/static-table.js
===================================================================
--- frontend/node_modules/hpack.js/lib/hpack/static-table.js	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
+++ frontend/node_modules/hpack.js/lib/hpack/static-table.js	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
@@ -0,0 +1,691 @@
+exports.table = [
+  {
+    "name": ":authority",
+    "value": "",
+    "nameSize": 10,
+    "totalSize": 42
+  },
+  {
+    "name": ":method",
+    "value": "GET",
+    "nameSize": 7,
+    "totalSize": 42
+  },
+  {
+    "name": ":method",
+    "value": "POST",
+    "nameSize": 7,
+    "totalSize": 43
+  },
+  {
+    "name": ":path",
+    "value": "/",
+    "nameSize": 5,
+    "totalSize": 38
+  },
+  {
+    "name": ":path",
+    "value": "/index.html",
+    "nameSize": 5,
+    "totalSize": 48
+  },
+  {
+    "name": ":scheme",
+    "value": "http",
+    "nameSize": 7,
+    "totalSize": 43
+  },
+  {
+    "name": ":scheme",
+    "value": "https",
+    "nameSize": 7,
+    "totalSize": 44
+  },
+  {
+    "name": ":status",
+    "value": "200",
+    "nameSize": 7,
+    "totalSize": 42
+  },
+  {
+    "name": ":status",
+    "value": "204",
+    "nameSize": 7,
+    "totalSize": 42
+  },
+  {
+    "name": ":status",
+    "value": "206",
+    "nameSize": 7,
+    "totalSize": 42
+  },
+  {
+    "name": ":status",
+    "value": "304",
+    "nameSize": 7,
+    "totalSize": 42
+  },
+  {
+    "name": ":status",
+    "value": "400",
+    "nameSize": 7,
+    "totalSize": 42
+  },
+  {
+    "name": ":status",
+    "value": "404",
+    "nameSize": 7,
+    "totalSize": 42
+  },
+  {
+    "name": ":status",
+    "value": "500",
+    "nameSize": 7,
+    "totalSize": 42
+  },
+  {
+    "name": "accept-charset",
+    "value": "",
+    "nameSize": 14,
+    "totalSize": 46
+  },
+  {
+    "name": "accept-encoding",
+    "value": "gzip, deflate",
+    "nameSize": 15,
+    "totalSize": 60
+  },
+  {
+    "name": "accept-language",
+    "value": "",
+    "nameSize": 15,
+    "totalSize": 47
+  },
+  {
+    "name": "accept-ranges",
+    "value": "",
+    "nameSize": 13,
+    "totalSize": 45
+  },
+  {
+    "name": "accept",
+    "value": "",
+    "nameSize": 6,
+    "totalSize": 38
+  },
+  {
+    "name": "access-control-allow-origin",
+    "value": "",
+    "nameSize": 27,
+    "totalSize": 59
+  },
+  {
+    "name": "age",
+    "value": "",
+    "nameSize": 3,
+    "totalSize": 35
+  },
+  {
+    "name": "allow",
+    "value": "",
+    "nameSize": 5,
+    "totalSize": 37
+  },
+  {
+    "name": "authorization",
+    "value": "",
+    "nameSize": 13,
+    "totalSize": 45
+  },
+  {
+    "name": "cache-control",
+    "value": "",
+    "nameSize": 13,
+    "totalSize": 45
+  },
+  {
+    "name": "content-disposition",
+    "value": "",
+    "nameSize": 19,
+    "totalSize": 51
+  },
+  {
+    "name": "content-encoding",
+    "value": "",
+    "nameSize": 16,
+    "totalSize": 48
+  },
+  {
+    "name": "content-language",
+    "value": "",
+    "nameSize": 16,
+    "totalSize": 48
+  },
+  {
+    "name": "content-length",
+    "value": "",
+    "nameSize": 14,
+    "totalSize": 46
+  },
+  {
+    "name": "content-location",
+    "value": "",
+    "nameSize": 16,
+    "totalSize": 48
+  },
+  {
+    "name": "content-range",
+    "value": "",
+    "nameSize": 13,
+    "totalSize": 45
+  },
+  {
+    "name": "content-type",
+    "value": "",
+    "nameSize": 12,
+    "totalSize": 44
+  },
+  {
+    "name": "cookie",
+    "value": "",
+    "nameSize": 6,
+    "totalSize": 38
+  },
+  {
+    "name": "date",
+    "value": "",
+    "nameSize": 4,
+    "totalSize": 36
+  },
+  {
+    "name": "etag",
+    "value": "",
+    "nameSize": 4,
+    "totalSize": 36
+  },
+  {
+    "name": "expect",
+    "value": "",
+    "nameSize": 6,
+    "totalSize": 38
+  },
+  {
+    "name": "expires",
+    "value": "",
+    "nameSize": 7,
+    "totalSize": 39
+  },
+  {
+    "name": "from",
+    "value": "",
+    "nameSize": 4,
+    "totalSize": 36
+  },
+  {
+    "name": "host",
+    "value": "",
+    "nameSize": 4,
+    "totalSize": 36
+  },
+  {
+    "name": "if-match",
+    "value": "",
+    "nameSize": 8,
+    "totalSize": 40
+  },
+  {
+    "name": "if-modified-since",
+    "value": "",
+    "nameSize": 17,
+    "totalSize": 49
+  },
+  {
+    "name": "if-none-match",
+    "value": "",
+    "nameSize": 13,
+    "totalSize": 45
+  },
+  {
+    "name": "if-range",
+    "value": "",
+    "nameSize": 8,
+    "totalSize": 40
+  },
+  {
+    "name": "if-unmodified-since",
+    "value": "",
+    "nameSize": 19,
+    "totalSize": 51
+  },
+  {
+    "name": "last-modified",
+    "value": "",
+    "nameSize": 13,
+    "totalSize": 45
+  },
+  {
+    "name": "link",
+    "value": "",
+    "nameSize": 4,
+    "totalSize": 36
+  },
+  {
+    "name": "location",
+    "value": "",
+    "nameSize": 8,
+    "totalSize": 40
+  },
+  {
+    "name": "max-forwards",
+    "value": "",
+    "nameSize": 12,
+    "totalSize": 44
+  },
+  {
+    "name": "proxy-authenticate",
+    "value": "",
+    "nameSize": 18,
+    "totalSize": 50
+  },
+  {
+    "name": "proxy-authorization",
+    "value": "",
+    "nameSize": 19,
+    "totalSize": 51
+  },
+  {
+    "name": "range",
+    "value": "",
+    "nameSize": 5,
+    "totalSize": 37
+  },
+  {
+    "name": "referer",
+    "value": "",
+    "nameSize": 7,
+    "totalSize": 39
+  },
+  {
+    "name": "refresh",
+    "value": "",
+    "nameSize": 7,
+    "totalSize": 39
+  },
+  {
+    "name": "retry-after",
+    "value": "",
+    "nameSize": 11,
+    "totalSize": 43
+  },
+  {
+    "name": "server",
+    "value": "",
+    "nameSize": 6,
+    "totalSize": 38
+  },
+  {
+    "name": "set-cookie",
+    "value": "",
+    "nameSize": 10,
+    "totalSize": 42
+  },
+  {
+    "name": "strict-transport-security",
+    "value": "",
+    "nameSize": 25,
+    "totalSize": 57
+  },
+  {
+    "name": "transfer-encoding",
+    "value": "",
+    "nameSize": 17,
+    "totalSize": 49
+  },
+  {
+    "name": "user-agent",
+    "value": "",
+    "nameSize": 10,
+    "totalSize": 42
+  },
+  {
+    "name": "vary",
+    "value": "",
+    "nameSize": 4,
+    "totalSize": 36
+  },
+  {
+    "name": "via",
+    "value": "",
+    "nameSize": 3,
+    "totalSize": 35
+  },
+  {
+    "name": "www-authenticate",
+    "value": "",
+    "nameSize": 16,
+    "totalSize": 48
+  }
+];
+exports.map = {
+  ":authority": {
+    "index": 1,
+    "values": {
+      "": 1
+    }
+  },
+  ":method": {
+    "index": 2,
+    "values": {
+      "GET": 2,
+      "POST": 3
+    }
+  },
+  ":path": {
+    "index": 4,
+    "values": {
+      "/": 4,
+      "/index.html": 5
+    }
+  },
+  ":scheme": {
+    "index": 6,
+    "values": {
+      "http": 6,
+      "https": 7
+    }
+  },
+  ":status": {
+    "index": 8,
+    "values": {
+      "200": 8,
+      "204": 9,
+      "206": 10,
+      "304": 11,
+      "400": 12,
+      "404": 13,
+      "500": 14
+    }
+  },
+  "accept-charset": {
+    "index": 15,
+    "values": {
+      "": 15
+    }
+  },
+  "accept-encoding": {
+    "index": 16,
+    "values": {
+      "gzip, deflate": 16
+    }
+  },
+  "accept-language": {
+    "index": 17,
+    "values": {
+      "": 17
+    }
+  },
+  "accept-ranges": {
+    "index": 18,
+    "values": {
+      "": 18
+    }
+  },
+  "accept": {
+    "index": 19,
+    "values": {
+      "": 19
+    }
+  },
+  "access-control-allow-origin": {
+    "index": 20,
+    "values": {
+      "": 20
+    }
+  },
+  "age": {
+    "index": 21,
+    "values": {
+      "": 21
+    }
+  },
+  "allow": {
+    "index": 22,
+    "values": {
+      "": 22
+    }
+  },
+  "authorization": {
+    "index": 23,
+    "values": {
+      "": 23
+    }
+  },
+  "cache-control": {
+    "index": 24,
+    "values": {
+      "": 24
+    }
+  },
+  "content-disposition": {
+    "index": 25,
+    "values": {
+      "": 25
+    }
+  },
+  "content-encoding": {
+    "index": 26,
+    "values": {
+      "": 26
+    }
+  },
+  "content-language": {
+    "index": 27,
+    "values": {
+      "": 27
+    }
+  },
+  "content-length": {
+    "index": 28,
+    "values": {
+      "": 28
+    }
+  },
+  "content-location": {
+    "index": 29,
+    "values": {
+      "": 29
+    }
+  },
+  "content-range": {
+    "index": 30,
+    "values": {
+      "": 30
+    }
+  },
+  "content-type": {
+    "index": 31,
+    "values": {
+      "": 31
+    }
+  },
+  "cookie": {
+    "index": 32,
+    "values": {
+      "": 32
+    }
+  },
+  "date": {
+    "index": 33,
+    "values": {
+      "": 33
+    }
+  },
+  "etag": {
+    "index": 34,
+    "values": {
+      "": 34
+    }
+  },
+  "expect": {
+    "index": 35,
+    "values": {
+      "": 35
+    }
+  },
+  "expires": {
+    "index": 36,
+    "values": {
+      "": 36
+    }
+  },
+  "from": {
+    "index": 37,
+    "values": {
+      "": 37
+    }
+  },
+  "host": {
+    "index": 38,
+    "values": {
+      "": 38
+    }
+  },
+  "if-match": {
+    "index": 39,
+    "values": {
+      "": 39
+    }
+  },
+  "if-modified-since": {
+    "index": 40,
+    "values": {
+      "": 40
+    }
+  },
+  "if-none-match": {
+    "index": 41,
+    "values": {
+      "": 41
+    }
+  },
+  "if-range": {
+    "index": 42,
+    "values": {
+      "": 42
+    }
+  },
+  "if-unmodified-since": {
+    "index": 43,
+    "values": {
+      "": 43
+    }
+  },
+  "last-modified": {
+    "index": 44,
+    "values": {
+      "": 44
+    }
+  },
+  "link": {
+    "index": 45,
+    "values": {
+      "": 45
+    }
+  },
+  "location": {
+    "index": 46,
+    "values": {
+      "": 46
+    }
+  },
+  "max-forwards": {
+    "index": 47,
+    "values": {
+      "": 47
+    }
+  },
+  "proxy-authenticate": {
+    "index": 48,
+    "values": {
+      "": 48
+    }
+  },
+  "proxy-authorization": {
+    "index": 49,
+    "values": {
+      "": 49
+    }
+  },
+  "range": {
+    "index": 50,
+    "values": {
+      "": 50
+    }
+  },
+  "referer": {
+    "index": 51,
+    "values": {
+      "": 51
+    }
+  },
+  "refresh": {
+    "index": 52,
+    "values": {
+      "": 52
+    }
+  },
+  "retry-after": {
+    "index": 53,
+    "values": {
+      "": 53
+    }
+  },
+  "server": {
+    "index": 54,
+    "values": {
+      "": 54
+    }
+  },
+  "set-cookie": {
+    "index": 55,
+    "values": {
+      "": 55
+    }
+  },
+  "strict-transport-security": {
+    "index": 56,
+    "values": {
+      "": 56
+    }
+  },
+  "transfer-encoding": {
+    "index": 57,
+    "values": {
+      "": 57
+    }
+  },
+  "user-agent": {
+    "index": 58,
+    "values": {
+      "": 58
+    }
+  },
+  "vary": {
+    "index": 59,
+    "values": {
+      "": 59
+    }
+  },
+  "via": {
+    "index": 60,
+    "values": {
+      "": 60
+    }
+  },
+  "www-authenticate": {
+    "index": 61,
+    "values": {
+      "": 61
+    }
+  }
+};
Index: frontend/node_modules/hpack.js/lib/hpack/table.js
===================================================================
--- frontend/node_modules/hpack.js/lib/hpack/table.js	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
+++ frontend/node_modules/hpack.js/lib/hpack/table.js	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
@@ -0,0 +1,85 @@
+var hpack = require('../hpack');
+var utils = hpack.utils;
+var assert = utils.assert;
+
+function Table(options) {
+  this['static'] = hpack['static-table'];
+  this.dynamic = [];
+  this.size = 0;
+  this.maxSize = 0;
+  this.length = this['static'].table.length;
+  this.protocolMaxSize = options.maxSize;
+  this.maxSize = this.protocolMaxSize;
+  this.lookupDepth = options.lookupDepth || 32;
+}
+module.exports = Table;
+
+Table.create = function create(options) {
+  return new Table(options);
+};
+
+Table.prototype.lookup = function lookup(index) {
+  assert(index !== 0, 'Zero indexed field');
+  assert(index <= this.length, 'Indexed field OOB')
+
+  if (index <= this['static'].table.length)
+    return this['static'].table[index - 1];
+  else
+    return this.dynamic[this.length - index];
+};
+
+Table.prototype.reverseLookup = function reverseLookup(name, value) {
+  var staticEntry = this['static'].map[name];
+  if (staticEntry && staticEntry.values[value])
+    return staticEntry.values[value];
+
+  // Reverse search dynamic table (new items are at the end of it)
+  var limit = Math.max(0, this.dynamic.length - this.lookupDepth);
+  for (var i = this.dynamic.length - 1; i >= limit; i--) {
+    var entry = this.dynamic[i];
+    if (entry.name === name && entry.value === value)
+      return this.length - i;
+
+    if (entry.name === name) {
+      // Prefer smaller index
+      if (staticEntry)
+        break;
+      return -(this.length - i);
+    }
+  }
+
+  if (staticEntry)
+    return -staticEntry.index;
+
+  return 0;
+};
+
+Table.prototype.add = function add(name, value, nameSize, valueSize) {
+  var totalSize = nameSize + valueSize + 32;
+
+  this.dynamic.push({
+    name: name,
+    value: value,
+    nameSize: nameSize,
+    totalSize: totalSize
+  });
+  this.size += totalSize;
+  this.length++;
+
+  this.evict();
+};
+
+Table.prototype.evict = function evict() {
+  while (this.size > this.maxSize) {
+    var entry = this.dynamic.shift();
+    this.size -= entry.totalSize;
+    this.length--;
+  }
+  assert(this.size >= 0, 'Table size sanity check failed');
+};
+
+Table.prototype.updateSize = function updateSize(size) {
+  assert(size <= this.protocolMaxSize, 'Table size bigger than maximum');
+  this.maxSize = size;
+  this.evict();
+};
Index: frontend/node_modules/hpack.js/lib/hpack/utils.js
===================================================================
--- frontend/node_modules/hpack.js/lib/hpack/utils.js	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
+++ frontend/node_modules/hpack.js/lib/hpack/utils.js	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
@@ -0,0 +1,25 @@
+exports.assert = function assert(cond, text) {
+  if (!cond)
+    throw new Error(text);
+};
+
+exports.stringify = function stringify(arr) {
+  var res = '';
+  for (var i = 0; i < arr.length; i++)
+    res += String.fromCharCode(arr[i]);
+  return res;
+};
+
+exports.toArray = function toArray(str) {
+  var res = [];
+  for (var i = 0; i < str.length; i++) {
+    var c = str.charCodeAt(i);
+    var hi = c >>> 8;
+    var lo = c & 0xff;
+    if (hi)
+      res.push(hi, lo);
+    else
+      res.push(lo);
+  }
+  return res;
+};