diff --git a/js/background-scripts/dweb-utils.js b/js/background-scripts/dweb-utils.js
index 8ad278e..9aa7bed 100644
--- a/js/background-scripts/dweb-utils.js
+++ b/js/background-scripts/dweb-utils.js
@@ -57,14 +57,31 @@ async function RDNtoDS(domain, path) {
 }
 
 function handleENSContenthash(address, ensDomain, ensPath) {
-  return redirectENStoIPFS(address.slice(14), ensDomain, ensPath);
+  const codecHex = address.slice(0, 8);
+  const codec = getCodec(codecHex);
+  return redirectENStoIPFS(address.slice(14), ensDomain, ensPath, codec);
+}
+
+function getCodec(hex) {
+  /* @see https://github.com/multiformats/js-multicodec/blob/bdd592607c0e8ceb33cc03c9107b9fb156d3dd68/src/generated-table.js */
+  let codec = null;
+  switch(true) {
+    case hex.startsWith("0xe5"):
+      codec = { name: "ipns-ns", protocol: "/ipns/"}
+      break;
+    case hex.startsWith("0xe3"):
+      codec = { name: "ipfs-ns", protocol: "/ipfs/"}
+      break;
+  }
+  if (!codec) throw `Unknown codec ${codecHex}`;
+  return codec;
 }
 
 // create IPFS link and redicrect to it
-function redirectENStoIPFS(hex, ensDomain, ensPath) {
+function redirectENStoIPFS(hex, ensDomain, ensPath, codec = { protocol: "/ipfs/" }) {
   let ipfsHash = hextoIPFS(hex);
   let ipfsAddress =
-    ipfsGateways.currentGateway.address + "/ipfs/" + ipfsHash + ensPath;
+    ipfsGateways.currentGateway.address + codec.protocol + ipfsHash + ensPath;
 
   localENS[ipfsHash] = ensDomain;
 
diff --git a/js/shuffler.js b/js/shuffler.js
deleted file mode 100644
index 860162a..0000000
--- a/js/shuffler.js
+++ /dev/null
@@ -1,267 +0,0 @@
-/*
- * Copyright (c) 2019 by Sascha Sigl  (https://codepen.io/SaschaSigl/pen/woGYKJ)
- * Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
- * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-
-function WordShuffler(holder, opt) {
-    var that = this;
-    var time = 0;
-    this.now;
-    this.then = Date.now();
-
-    this.delta;
-    this.currentTimeOffset = 0;
-
-    this.word = null;
-    this.currentWord = null;
-    this.currentCharacter = 0;
-    this.currentWordLength = 0;
-
-    var options = {
-        fps: 60,
-        timeOffset: 5,
-        textColor: '#000',
-        fontSize: '50px',
-        useCanvas: false,
-        mixCapital: false,
-        mixSpecialCharacters: false,
-        needUpdate: true,
-        colors: [
-            '#f44336',
-            '#e91e63',
-            '#9c27b0',
-            '#673ab7',
-            '#3f51b5',
-            '#2196f3',
-            '#03a9f4',
-            '#00bcd4',
-            '#009688',
-            '#4caf50',
-            '#8bc34a',
-            '#cddc39',
-            '#ffeb3b',
-            '#ffc107',
-            '#ff9800',
-            '#ff5722',
-            '#795548',
-            '#9e9e9e',
-            '#607d8b'
-        ]
-    };
-
-    if (typeof opt != 'undefined') {
-        for (key in opt) {
-            options[key] = opt[key];
-        }
-    }
-
-    this.needUpdate = options.needUpdate;
-    this.fps = options.fps;
-    this.interval = 1000 / this.fps;
-    this.timeOffset = options.timeOffset;
-    this.textColor = options.textColor;
-    this.fontSize = options.fontSize;
-    this.mixCapital = options.mixCapital;
-    this.mixSpecialCharacters = options.mixSpecialCharacters;
-    this.colors = options.colors;
-
-    this.useCanvas = options.useCanvas;
-
-    this.chars = [
-        'A',
-        'B',
-        'C',
-        'D',
-        'E',
-        'F',
-        'G',
-        'H',
-        'I',
-        'J',
-        'K',
-        'L',
-        'M',
-        'N',
-        'O',
-        'P',
-        'Q',
-        'R',
-        'S',
-        'T',
-        'U',
-        'V',
-        'W',
-        'X',
-        'Y',
-        'Z'
-    ];
-    this.specialCharacters = [
-        '!',
-        '§',
-        '$',
-        '%',
-        '&',
-        '/',
-        '(',
-        ')',
-        '=',
-        '?',
-        '_',
-        '<',
-        '>',
-        '^',
-        '°',
-        '*',
-        '#',
-        '-',
-        ':',
-        ';',
-        '~'
-    ];
-
-    if (this.mixSpecialCharacters) {
-        this.chars = this.chars.concat(this.specialCharacters);
-    }
-
-    this.getRandomColor = function() {
-        var randNum = Math.floor(Math.random() * this.colors.length);
-        return this.colors[randNum];
-    };
-
-    //if Canvas
-
-    this.position = {
-        x: 0,
-        y: 50
-    };
-
-    //if DOM
-    if (typeof holder != 'undefined') {
-        this.holder = holder;
-    }
-
-    if (!this.useCanvas && typeof this.holder == 'undefined') {
-        console.warn(
-            'Holder must be defined in DOM Mode. Use Canvas or define Holder'
-        );
-    }
-
-    this.removeChilds = function(node) {
-        var last;
-        while ((last = node.lastChild)) node.removeChild(last);
-    };
-
-    this.getRandCharacter = function(characterToReplace) {
-        if (characterToReplace == ' ') {
-            return ' ';
-        }
-        var randNum = Math.floor(Math.random() * this.chars.length);
-        var lowChoice = -0.5 + Math.random();
-        var picketCharacter = this.chars[randNum];
-        var choosen = picketCharacter.toLowerCase();
-        if (this.mixCapital) {
-            choosen =
-                lowChoice < 0 ? picketCharacter.toLowerCase() : picketCharacter;
-        }
-        return choosen;
-    };
-
-    this.writeWord = function(word) {
-        this.word = word;
-        this.currentWord = word.split('');
-        this.currentWordLength = this.currentWord.length;
-    };
-
-    this.generateSingleCharacter = function(color, character) {
-        var span = document.createElement('span');
-        span.style.color = color;
-        span.textContent = character;
-        return span;
-    };
-
-    this.updateCharacter = function(time) {
-        this.now = Date.now();
-        this.delta = this.now - this.then;
-
-        if (this.delta > this.interval) {
-            this.currentTimeOffset++;
-
-            var word = [];
-
-            if (
-                this.currentTimeOffset === this.timeOffset &&
-                this.currentCharacter !== this.currentWordLength
-            ) {
-                this.currentCharacter++;
-                this.currentTimeOffset = 0;
-            }
-            for (var k = 0; k < this.currentCharacter; k++) {
-                word.push(this.currentWord[k]);
-            }
-
-            for (
-                var i = 0;
-                i < this.currentWordLength - this.currentCharacter;
-                i++
-            ) {
-                word.push(
-                    this.getRandCharacter(
-                        this.currentWord[this.currentCharacter + i]
-                    )
-                );
-            }
-
-            if (that.useCanvas) {
-                c.clearRect(0, 0, stage.x * stage.dpr, stage.y * stage.dpr);
-                c.font = that.fontSize + ' sans-serif';
-                var spacing = 0;
-                word.forEach(function(w, index) {
-                    if (index > that.currentCharacter) {
-                        c.fillStyle = that.getRandomColor();
-                    } else {
-                        c.fillStyle = that.textColor;
-                    }
-                    c.fillText(w, that.position.x + spacing, that.position.y);
-                    spacing += c.measureText(w).width;
-                });
-            } else {
-                if (that.currentCharacter === that.currentWordLength) {
-                    that.needUpdate = false;
-                }
-                this.removeChilds(this.holder);
-                word.forEach(function(w, index) {
-                    var color = null;
-                    if (index > that.currentCharacter) {
-                        color = that.getRandomColor();
-                    } else {
-                        color = that.textColor;
-                    }
-                    that.holder.appendChild(
-                        that.generateSingleCharacter(color, w)
-                    );
-                });
-            }
-            this.then = this.now - (this.delta % this.interval);
-        }
-    };
-
-    this.restart = function(newWord) {
-        if (newWord) this.writeWord(newWord);
-        this.currentCharacter = 0;
-        this.needUpdate = true;
-    };
-
-    function update(time) {
-        time++;
-        if (that.needUpdate) {
-            that.updateCharacter(time);
-        }
-        requestAnimationFrame(update);
-    }
-
-    this.writeWord(this.holder.innerHTML);
-
-    update(time);
-}
diff --git a/js/socket.io.js b/js/socket.io.js
deleted file mode 100644
index 97d22f3..0000000
--- a/js/socket.io.js
+++ /dev/null
@@ -1,8 +0,0 @@
-/*!
- * Socket.IO v2.2.0
- * (c) 2014-2018 Guillermo Rauch
- * Released under the MIT License.
- */
-!function(t,e){"object"==typeof exports&&"object"==typeof module?module.exports=e():"function"==typeof define&&define.amd?define([],e):"object"==typeof exports?exports.io=e():t.io=e()}(this,function(){return function(t){function e(r){if(n[r])return n[r].exports;var o=n[r]={exports:{},id:r,loaded:!1};return t[r].call(o.exports,o,o.exports,e),o.loaded=!0,o.exports}var n={};return e.m=t,e.c=n,e.p="",e(0)}([function(t,e,n){"use strict";function r(t,e){"object"===("undefined"==typeof t?"undefined":o(t))&&(e=t,t=void 0),e=e||{};var n,r=i(t),s=r.source,u=r.id,h=r.path,f=p[u]&&h in p[u].nsps,l=e.forceNew||e["force new connection"]||!1===e.multiplex||f;return l?(c("ignoring socket cache for %s",s),n=a(s,e)):(p[u]||(c("new io instance for %s",s),p[u]=a(s,e)),n=p[u]),r.query&&!e.query&&(e.query=r.query),n.socket(r.path,e)}var o="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t){return typeof t}:function(t){return t&&"function"==typeof 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n=d.deconstructPacket(t),r=o(n.packet),i=n.buffers;i.unshift(r),e(i)}d.removeBlobs(t,n)}function a(){this.reconstructor=null}function c(t){var n=0,r={type:Number(t.charAt(0))};if(null==e.types[r.type])return h("unknown packet type "+r.type);if(e.BINARY_EVENT===r.type||e.BINARY_ACK===r.type){for(var o="";"-"!==t.charAt(++n)&&(o+=t.charAt(n),n!=t.length););if(o!=Number(o)||"-"!==t.charAt(n))throw new Error("Illegal attachments");r.attachments=Number(o)}if("/"===t.charAt(n+1))for(r.nsp="";++n;){var i=t.charAt(n);if(","===i)break;if(r.nsp+=i,n===t.length)break}else r.nsp="/";var s=t.charAt(n+1);if(""!==s&&Number(s)==s){for(r.id="";++n;){var i=t.charAt(n);if(null==i||Number(i)!=i){--n;break}if(r.id+=t.charAt(n),n===t.length)break}r.id=Number(r.id)}if(t.charAt(++n)){var a=p(t.substr(n)),c=a!==!1&&(r.type===e.ERROR||y(a));if(!c)return h("invalid payload");r.data=a}return f("decoded %s as %j",t,r),r}function p(t){try{return JSON.parse(t)}catch(e){return!1}}function 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location&&"https:"===location.protocol,e.hostname&&!e.port&&(e.port=this.secure?"443":"80"),this.agent=e.agent||!1,this.hostname=e.hostname||("undefined"!=typeof location?location.hostname:"localhost"),this.port=e.port||("undefined"!=typeof location&&location.port?location.port:this.secure?443:80),this.query=e.query||{},"string"==typeof this.query&&(this.query=h.decode(this.query)),this.upgrade=!1!==e.upgrade,this.path=(e.path||"/engine.io").replace(/\/$/,"")+"/",this.forceJSONP=!!e.forceJSONP,this.jsonp=!1!==e.jsonp,this.forceBase64=!!e.forceBase64,this.enablesXDR=!!e.enablesXDR,this.timestampParam=e.timestampParam||"t",this.timestampRequests=e.timestampRequests,this.transports=e.transports||["polling","websocket"],this.transportOptions=e.transportOptions||{},this.readyState="",this.writeBuffer=[],this.prevBufferLen=0,this.policyPort=e.policyPort||843,this.rememberUpgrade=e.rememberUpgrade||!1,this.binaryType=null,this.onlyBinaryUpgrades=e.onlyBinaryUpgrades,this.perMessageDeflate=!1!==e.perMessageDeflate&&(e.perMessageDeflate||{}),!0===this.perMessageDeflate&&(this.perMessageDeflate={}),this.perMessageDeflate&&null==this.perMessageDeflate.threshold&&(this.perMessageDeflate.threshold=1024),this.pfx=e.pfx||null,this.key=e.key||null,this.passphrase=e.passphrase||null,this.cert=e.cert||null,this.ca=e.ca||null,this.ciphers=e.ciphers||null,this.rejectUnauthorized=void 0===e.rejectUnauthorized||e.rejectUnauthorized,this.forceNode=!!e.forceNode,this.isReactNative="undefined"!=typeof navigator&&"string"==typeof navigator.product&&"reactnative"===navigator.product.toLowerCase(),("undefined"==typeof self||this.isReactNative)&&(e.extraHeaders&&Object.keys(e.extraHeaders).length>0&&(this.extraHeaders=e.extraHeaders),e.localAddress&&(this.localAddress=e.localAddress)),this.id=null,this.upgrades=null,this.pingInterval=null,this.pingTimeout=null,this.pingIntervalTimer=null,this.pingTimeoutTimer=null,void this.open()):new r(t,e)}function o(t){var e={};for(var n in t)t.hasOwnProperty(n)&&(e[n]=t[n]);return e}var i=n(15),s=n(8),a=n(3)("engine.io-client:socket"),c=n(35),p=n(21),u=n(2),h=n(29);t.exports=r,r.priorWebsocketSuccess=!1,s(r.prototype),r.protocol=p.protocol,r.Socket=r,r.Transport=n(20),r.transports=n(15),r.parser=n(21),r.prototype.createTransport=function(t){a('creating transport "%s"',t);var e=o(this.query);e.EIO=p.protocol,e.transport=t;var n=this.transportOptions[t]||{};this.id&&(e.sid=this.id);var r=new i[t]({query:e,socket:this,agent:n.agent||this.agent,hostname:n.hostname||this.hostname,port:n.port||this.port,secure:n.secure||this.secure,path:n.path||this.path,forceJSONP:n.forceJSONP||this.forceJSONP,jsonp:n.jsonp||this.jsonp,forceBase64:n.forceBase64||this.forceBase64,enablesXDR:n.enablesXDR||this.enablesXDR,timestampRequests:n.timestampRequests||this.timestampRequests,timestampParam:n.timestampParam||this.timestampParam,policyPort:n.policyPort||this.policyPort,pfx:n.pfx||this.pfx,key:n.key||this.key,passphrase:n.passphrase||this.passphrase,cert:n.cert||this.cert,ca:n.ca||this.ca,ciphers:n.ciphers||this.ciphers,rejectUnauthorized:n.rejectUnauthorized||this.rejectUnauthorized,perMessageDeflate:n.perMessageDeflate||this.perMessageDeflate,extraHeaders:n.extraHeaders||this.extraHeaders,forceNode:n.forceNode||this.forceNode,localAddress:n.localAddress||this.localAddress,requestTimeout:n.requestTimeout||this.requestTimeout,protocols:n.protocols||void 0,isReactNative:this.isReactNative});return r},r.prototype.open=function(){var t;if(this.rememberUpgrade&&r.priorWebsocketSuccess&&this.transports.indexOf("websocket")!==-1)t="websocket";else{if(0===this.transports.length){var e=this;return void setTimeout(function(){e.emit("error","No transports available")},0)}t=this.transports[0]}this.readyState="opening";try{t=this.createTransport(t)}catch(n){return this.transports.shift(),void this.open()}t.open(),this.setTransport(t)},r.prototype.setTransport=function(t){a("setting transport %s",t.name);var e=this;this.transport&&(a("clearing existing transport %s",this.transport.name),this.transport.removeAllListeners()),this.transport=t,t.on("drain",function(){e.onDrain()}).on("packet",function(t){e.onPacket(t)}).on("error",function(t){e.onError(t)}).on("close",function(){e.onClose("transport close")})},r.prototype.probe=function(t){function e(){if(f.onlyBinaryUpgrades){var e=!this.supportsBinary&&f.transport.supportsBinary;h=h||e}h||(a('probe transport "%s" opened',t),u.send([{type:"ping",data:"probe"}]),u.once("packet",function(e){if(!h)if("pong"===e.type&&"probe"===e.data){if(a('probe transport "%s" pong',t),f.upgrading=!0,f.emit("upgrading",u),!u)return;r.priorWebsocketSuccess="websocket"===u.name,a('pausing current transport "%s"',f.transport.name),f.transport.pause(function(){h||"closed"!==f.readyState&&(a("changing transport and sending upgrade packet"),p(),f.setTransport(u),u.send([{type:"upgrade"}]),f.emit("upgrade",u),u=null,f.upgrading=!1,f.flush())})}else{a('probe transport "%s" failed',t);var n=new Error("probe error");n.transport=u.name,f.emit("upgradeError",n)}}))}function n(){h||(h=!0,p(),u.close(),u=null)}function o(e){var r=new Error("probe error: "+e);r.transport=u.name,n(),a('probe transport "%s" failed because of error: %s',t,e),f.emit("upgradeError",r)}function i(){o("transport closed")}function s(){o("socket closed")}function c(t){u&&t.name!==u.name&&(a('"%s" works - aborting 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"%s"',t.type,t.data),this.emit("packet",t),this.emit("heartbeat"),t.type){case"open":this.onHandshake(JSON.parse(t.data));break;case"pong":this.setPing(),this.emit("pong");break;case"error":var e=new Error("server error");e.code=t.data,this.onError(e);break;case"message":this.emit("data",t.data),this.emit("message",t.data)}else a('packet received with socket readyState "%s"',this.readyState)},r.prototype.onHandshake=function(t){this.emit("handshake",t),this.id=t.sid,this.transport.query.sid=t.sid,this.upgrades=this.filterUpgrades(t.upgrades),this.pingInterval=t.pingInterval,this.pingTimeout=t.pingTimeout,this.onOpen(),"closed"!==this.readyState&&(this.setPing(),this.removeListener("heartbeat",this.onHeartbeat),this.on("heartbeat",this.onHeartbeat))},r.prototype.onHeartbeat=function(t){clearTimeout(this.pingTimeoutTimer);var e=this;e.pingTimeoutTimer=setTimeout(function(){"closed"!==e.readyState&&e.onClose("ping timeout")},t||e.pingInterval+e.pingTimeout)},r.prototype.setPing=function(){var t=this;clearTimeout(t.pingIntervalTimer),t.pingIntervalTimer=setTimeout(function(){a("writing ping packet - expecting pong within %sms",t.pingTimeout),t.ping(),t.onHeartbeat(t.pingTimeout)},t.pingInterval)},r.prototype.ping=function(){var t=this;this.sendPacket("ping",function(){t.emit("ping")})},r.prototype.onDrain=function(){this.writeBuffer.splice(0,this.prevBufferLen),this.prevBufferLen=0,0===this.writeBuffer.length?this.emit("drain"):this.flush()},r.prototype.flush=function(){"closed"!==this.readyState&&this.transport.writable&&!this.upgrading&&this.writeBuffer.length&&(a("flushing %d packets in socket",this.writeBuffer.length),this.transport.send(this.writeBuffer),this.prevBufferLen=this.writeBuffer.length,this.emit("flush"))},r.prototype.write=r.prototype.send=function(t,e,n){return this.sendPacket("message",t,e,n),this},r.prototype.sendPacket=function(t,e,n,r){if("function"==typeof e&&(r=e,e=void 0),"function"==typeof n&&(r=n,n=null),"closing"!==this.readyState&&"closed"!==this.readyState){n=n||{},n.compress=!1!==n.compress;var o={type:t,data:e,options:n};this.emit("packetCreate",o),this.writeBuffer.push(o),r&&this.once("flush",r),this.flush()}},r.prototype.close=function(){function t(){r.onClose("forced close"),a("socket closing - telling transport to close"),r.transport.close()}function e(){r.removeListener("upgrade",e),r.removeListener("upgradeError",e),t()}function n(){r.once("upgrade",e),r.once("upgradeError",e)}if("opening"===this.readyState||"open"===this.readyState){this.readyState="closing";var r=this;this.writeBuffer.length?this.once("drain",function(){this.upgrading?n():t()}):this.upgrading?n():t()}return this},r.prototype.onError=function(t){a("socket error %j",t),r.priorWebsocketSuccess=!1,this.emit("error",t),this.onClose("transport error",t)},r.prototype.onClose=function(t,e){if("opening"===this.readyState||"open"===this.readyState||"closing"===this.readyState){a('socket close with reason: "%s"',t);var n=this;clearTimeout(this.pingIntervalTimer),clearTimeout(this.pingTimeoutTimer),this.transport.removeAllListeners("close"),this.transport.close(),this.transport.removeAllListeners(),this.readyState="closed",this.id=null,this.emit("close",t,e),n.writeBuffer=[],n.prevBufferLen=0}},r.prototype.filterUpgrades=function(t){for(var e=[],n=0,r=t.length;n<r;n++)~c(this.transports,t[n])&&e.push(t[n]);return e}},function(t,e,n){function r(t){var e,n=!1,r=!1,a=!1!==t.jsonp;
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o(t){if(c.call(this,t),this.requestTimeout=t.requestTimeout,this.extraHeaders=t.extraHeaders,"undefined"!=typeof location){var e="https:"===location.protocol,n=location.port;n||(n=e?443:80),this.xd="undefined"!=typeof location&&t.hostname!==location.hostname||n!==t.port,this.xs=t.secure!==e}}function i(t){this.method=t.method||"GET",this.uri=t.uri,this.xd=!!t.xd,this.xs=!!t.xs,this.async=!1!==t.async,this.data=void 0!==t.data?t.data:null,this.agent=t.agent,this.isBinary=t.isBinary,this.supportsBinary=t.supportsBinary,this.enablesXDR=t.enablesXDR,this.requestTimeout=t.requestTimeout,this.pfx=t.pfx,this.key=t.key,this.passphrase=t.passphrase,this.cert=t.cert,this.ca=t.ca,this.ciphers=t.ciphers,this.rejectUnauthorized=t.rejectUnauthorized,this.extraHeaders=t.extraHeaders,this.create()}function s(){for(var t in i.requests)i.requests.hasOwnProperty(t)&&i.requests[t].abort()}var a=n(16),c=n(19),p=n(8),u=n(30),h=n(3)("engine.io-client:polling-xhr");if(t.exports=o,t.exports.Request=i,u(o,c),o.prototype.supportsBinary=!0,o.prototype.request=function(t){return t=t||{},t.uri=this.uri(),t.xd=this.xd,t.xs=this.xs,t.agent=this.agent||!1,t.supportsBinary=this.supportsBinary,t.enablesXDR=this.enablesXDR,t.pfx=this.pfx,t.key=this.key,t.passphrase=this.passphrase,t.cert=this.cert,t.ca=this.ca,t.ciphers=this.ciphers,t.rejectUnauthorized=this.rejectUnauthorized,t.requestTimeout=this.requestTimeout,t.extraHeaders=this.extraHeaders,new i(t)},o.prototype.doWrite=function(t,e){var n="string"!=typeof t&&void 0!==t,r=this.request({method:"POST",data:t,isBinary:n}),o=this;r.on("success",e),r.on("error",function(t){o.onError("xhr post error",t)}),this.sendXhr=r},o.prototype.doPoll=function(){h("xhr poll");var t=this.request(),e=this;t.on("data",function(t){e.onData(t)}),t.on("error",function(t){e.onError("xhr poll error",t)}),this.pollXhr=t},p(i.prototype),i.prototype.create=function(){var t={agent:this.agent,xdomain:this.xd,xscheme:this.xs,enablesXDR:this.enablesXDR};t.pfx=this.pfx,t.key=this.key,t.passphrase=this.passphrase,t.cert=this.cert,t.ca=this.ca,t.ciphers=this.ciphers,t.rejectUnauthorized=this.rejectUnauthorized;var e=this.xhr=new a(t),n=this;try{h("xhr open %s: %s",this.method,this.uri),e.open(this.method,this.uri,this.async);try{if(this.extraHeaders){e.setDisableHeaderCheck&&e.setDisableHeaderCheck(!0);for(var r in this.extraHeaders)this.extraHeaders.hasOwnProperty(r)&&e.setRequestHeader(r,this.extraHeaders[r])}}catch(o){}if("POST"===this.method)try{this.isBinary?e.setRequestHeader("Content-type","application/octet-stream"):e.setRequestHeader("Content-type","text/plain;charset=UTF-8")}catch(o){}try{e.setRequestHeader("Accept","*/*")}catch(o){}"withCredentials"in e&&(e.withCredentials=!0),this.requestTimeout&&(e.timeout=this.requestTimeout),this.hasXDR()?(e.onload=function(){n.onLoad()},e.onerror=function(){n.onError(e.responseText)}):e.onreadystatechange=function(){if(2===e.readyState)try{var t=e.getResponseHeader("Content-Type");n.supportsBinary&&"application/octet-stream"===t&&(e.responseType="arraybuffer")}catch(r){}4===e.readyState&&(200===e.status||1223===e.status?n.onLoad():setTimeout(function(){n.onError(e.status)},0))},h("xhr data %s",this.data),e.send(this.data)}catch(o){return void setTimeout(function(){n.onError(o)},0)}"undefined"!=typeof document&&(this.index=i.requestsCount++,i.requests[this.index]=this)},i.prototype.onSuccess=function(){this.emit("success"),this.cleanup()},i.prototype.onData=function(t){this.emit("data",t),this.onSuccess()},i.prototype.onError=function(t){this.emit("error",t),this.cleanup(!0)},i.prototype.cleanup=function(t){if("undefined"!=typeof this.xhr&&null!==this.xhr){if(this.hasXDR()?this.xhr.onload=this.xhr.onerror=r:this.xhr.onreadystatechange=r,t)try{this.xhr.abort()}catch(e){}"undefined"!=typeof document&&delete i.requests[this.index],this.xhr=null}},i.prototype.onLoad=function(){var t;try{var e;try{e=this.xhr.getResponseHeader("Content-Type")}catch(n){}t="application/octet-stream"===e?this.xhr.response||this.xhr.responseText:this.xhr.responseText}catch(n){this.onError(n)}null!=t&&this.onData(t)},i.prototype.hasXDR=function(){return"undefined"!=typeof XDomainRequest&&!this.xs&&this.enablesXDR},i.prototype.abort=function(){this.cleanup()},i.requestsCount=0,i.requests={},"undefined"!=typeof document)if("function"==typeof attachEvent)attachEvent("onunload",s);else if("function"==typeof addEventListener){var f="onpagehide"in self?"pagehide":"unload";addEventListener(f,s,!1)}},function(t,e,n){function r(t){var e=t&&t.forceBase64;u&&!e||(this.supportsBinary=!1),o.call(this,t)}var o=n(20),i=n(29),s=n(21),a=n(30),c=n(31),p=n(3)("engine.io-client:polling");t.exports=r;var u=function(){var t=n(16),e=new t({xdomain:!1});return null!=e.responseType}();a(r,o),r.prototype.name="polling",r.prototype.doOpen=function(){this.poll()},r.prototype.pause=function(t){function e(){p("paused"),n.readyState="paused",t()}var n=this;if(this.readyState="pausing",this.polling||!this.writable){var r=0;this.polling&&(p("we are currently polling - waiting to pause"),r++,this.once("pollComplete",function(){p("pre-pause polling complete"),--r||e()})),this.writable||(p("we are currently writing - waiting to pause"),r++,this.once("drain",function(){p("pre-pause writing complete"),--r||e()}))}else e()},r.prototype.poll=function(){p("polling"),this.polling=!0,this.doPoll(),this.emit("poll")},r.prototype.onData=function(t){var e=this;p("polling got data %s",t);var n=function(t,n,r){return"opening"===e.readyState&&e.onOpen(),"close"===t.type?(e.onClose(),!1):void e.onPacket(t)};s.decodePayload(t,this.socket.binaryType,n),"closed"!==this.readyState&&(this.polling=!1,this.emit("pollComplete"),"open"===this.readyState?this.poll():p('ignoring poll - transport state "%s"',this.readyState))},r.prototype.doClose=function(){function t(){p("writing close packet"),e.write([{type:"close"}])}var e=this;"open"===this.readyState?(p("transport open - closing"),t()):(p("transport not open - deferring close"),this.once("open",t))},r.prototype.write=function(t){var e=this;this.writable=!1;var n=function(){e.writable=!0,e.emit("drain")};s.encodePayload(t,this.supportsBinary,function(t){e.doWrite(t,n)})},r.prototype.uri=function(){var t=this.query||{},e=this.secure?"https":"http",n="";!1!==this.timestampRequests&&(t[this.timestampParam]=c()),this.supportsBinary||t.sid||(t.b64=1),t=i.encode(t),this.port&&("https"===e&&443!==Number(this.port)||"http"===e&&80!==Number(this.port))&&(n=":"+this.port),t.length&&(t="?"+t);var r=this.hostname.indexOf(":")!==-1;return e+"://"+(r?"["+this.hostname+"]":this.hostname)+n+this.path+t}},function(t,e,n){function r(t){this.path=t.path,this.hostname=t.hostname,this.port=t.port,this.secure=t.secure,this.query=t.query,this.timestampParam=t.timestampParam,this.timestampRequests=t.timestampRequests,this.readyState="",this.agent=t.agent||!1,this.socket=t.socket,this.enablesXDR=t.enablesXDR,this.pfx=t.pfx,this.key=t.key,this.passphrase=t.passphrase,this.cert=t.cert,this.ca=t.ca,this.ciphers=t.ciphers,this.rejectUnauthorized=t.rejectUnauthorized,this.forceNode=t.forceNode,this.isReactNative=t.isReactNative,this.extraHeaders=t.extraHeaders,this.localAddress=t.localAddress}var o=n(21),i=n(8);t.exports=r,i(r.prototype),r.prototype.onError=function(t,e){var n=new Error(t);return n.type="TransportError",n.description=e,this.emit("error",n),this},r.prototype.open=function(){return"closed"!==this.readyState&&""!==this.readyState||(this.readyState="opening",this.doOpen()),this},r.prototype.close=function(){return"opening"!==this.readyState&&"open"!==this.readyState||(this.doClose(),this.onClose()),this},r.prototype.send=function(t){if("open"!==this.readyState)throw new Error("Transport not open");this.write(t)},r.prototype.onOpen=function(){this.readyState="open",this.writable=!0,this.emit("open")},r.prototype.onData=function(t){var e=o.decodePacket(t,this.socket.binaryType);this.onPacket(e)},r.prototype.onPacket=function(t){this.emit("packet",t)},r.prototype.onClose=function(){this.readyState="closed",this.emit("close")}},function(t,e,n){function r(t,n){var r="b"+e.packets[t.type]+t.data.data;return n(r)}function o(t,n,r){if(!n)return e.encodeBase64Packet(t,r);var o=t.data,i=new Uint8Array(o),s=new Uint8Array(1+o.byteLength);s[0]=v[t.type];for(var a=0;a<i.length;a++)s[a+1]=i[a];return r(s.buffer)}function i(t,n,r){if(!n)return e.encodeBase64Packet(t,r);var o=new FileReader;return o.onload=function(){e.encodePacket({type:t.type,data:o.result},n,!0,r)},o.readAsArrayBuffer(t.data)}function s(t,n,r){if(!n)return e.encodeBase64Packet(t,r);if(g)return i(t,n,r);var o=new Uint8Array(1);o[0]=v[t.type];var s=new k([o.buffer,t.data]);return r(s)}function a(t){try{t=d.decode(t,{strict:!1})}catch(e){return!1}return t}function c(t,e,n){for(var r=new Array(t.length),o=l(t.length,n),i=function(t,n,o){e(n,function(e,n){r[t]=n,o(e,r)})},s=0;s<t.length;s++)i(s,t[s],o)}var p,u=n(22),h=n(23),f=n(24),l=n(25),d=n(26);"undefined"!=typeof ArrayBuffer&&(p=n(27));var y="undefined"!=typeof navigator&&/Android/i.test(navigator.userAgent),m="undefined"!=typeof navigator&&/PhantomJS/i.test(navigator.userAgent),g=y||m;e.protocol=3;var v=e.packets={open:0,close:1,ping:2,pong:3,message:4,upgrade:5,noop:6},b=u(v),w={type:"error",data:"parser 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e.decodeBase64Packet(t.substr(1),n);if(r&&(t=a(t),t===!1))return w;var o=t.charAt(0);return Number(o)==o&&b[o]?t.length>1?{type:b[o],data:t.substring(1)}:{type:b[o]}:w}var i=new Uint8Array(t),o=i[0],s=f(t,1);return k&&"blob"===n&&(s=new k([s])),{type:b[o],data:s}},e.decodeBase64Packet=function(t,e){var n=b[t.charAt(0)];if(!p)return{type:n,data:{base64:!0,data:t.substr(1)}};var r=p.decode(t.substr(1));return"blob"===e&&k&&(r=new k([r])),{type:n,data:r}},e.encodePayload=function(t,n,r){function o(t){return t.length+":"+t}function i(t,r){e.encodePacket(t,!!s&&n,!1,function(t){r(null,o(t))})}"function"==typeof n&&(r=n,n=null);var s=h(t);return n&&s?k&&!g?e.encodePayloadAsBlob(t,r):e.encodePayloadAsArrayBuffer(t,r):t.length?void c(t,i,function(t,e){return r(e.join(""))}):r("0:")},e.decodePayload=function(t,n,r){if("string"!=typeof t)return e.decodePayloadAsBinary(t,n,r);"function"==typeof n&&(r=n,n=null);var o;if(""===t)return r(w,0,1);for(var i,s,a="",c=0,p=t.length;c<p;c++){var 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