First commit.

Signed-off-by: Chen Xiao <abigwc@gmail.com>

client/node_modules/d3-fetch/src/blob.js

@@ -0,0 +1,8 @@
+function responseBlob(response) {
+  if (!response.ok) throw new Error(response.status + " " + response.statusText);
+  return response.blob();
+}
+
+export default function(input, init) {
+  return fetch(input, init).then(responseBlob);
+}

client/node_modules/d3-fetch/src/buffer.js

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+function responseArrayBuffer(response) {
+  if (!response.ok) throw new Error(response.status + " " + response.statusText);
+  return response.arrayBuffer();
+}
+
+export default function(input, init) {
+  return fetch(input, init).then(responseArrayBuffer);
+}

client/node_modules/d3-fetch/src/dsv.js

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+import {csvParse, dsvFormat, tsvParse} from "d3-dsv";
+import text from "./text.js";
+
+function dsvParse(parse) {
+  return function(input, init, row) {
+    if (arguments.length === 2 && typeof init === "function") row = init, init = undefined;
+    return text(input, init).then(function(response) {
+      return parse(response, row);
+    });
+  };
+}
+
+export default function dsv(delimiter, input, init, row) {
+  if (arguments.length === 3 && typeof init === "function") row = init, init = undefined;
+  var format = dsvFormat(delimiter);
+  return text(input, init).then(function(response) {
+    return format.parse(response, row);
+  });
+}
+
+export var csv = dsvParse(csvParse);
+export var tsv = dsvParse(tsvParse);

client/node_modules/d3-fetch/src/image.js

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+export default function(input, init) {
+  return new Promise(function(resolve, reject) {
+    var image = new Image;
+    for (var key in init) image[key] = init[key];
+    image.onerror = reject;
+    image.onload = function() { resolve(image); };
+    image.src = input;
+  });
+}

client/node_modules/d3-fetch/src/index.js

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+export {default as blob} from "./blob.js";
+export {default as buffer} from "./buffer.js";
+export {default as dsv, csv, tsv} from "./dsv.js";
+export {default as image} from "./image.js";
+export {default as json} from "./json.js";
+export {default as text} from "./text.js";
+export {default as xml, html, svg} from "./xml.js";

client/node_modules/d3-fetch/src/json.js

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+function responseJson(response) {
+  if (!response.ok) throw new Error(response.status + " " + response.statusText);
+  if (response.status === 204 || response.status === 205) return;
+  return response.json();
+}
+
+export default function(input, init) {
+  return fetch(input, init).then(responseJson);
+}

client/node_modules/d3-fetch/src/text.js

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+function responseText(response) {
+  if (!response.ok) throw new Error(response.status + " " + response.statusText);
+  return response.text();
+}
+
+export default function(input, init) {
+  return fetch(input, init).then(responseText);
+}

client/node_modules/d3-fetch/src/xml.js

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+import text from "./text.js";
+
+function parser(type) {
+  return (input, init) => text(input, init)
+    .then(text => (new DOMParser).parseFromString(text, type));
+}
+
+export default parser("application/xml");
+
+export var html = parser("text/html");
+
+export var svg = parser("image/svg+xml");