Fix App.jsx two-page workflow JSX render and update study app layout

node_modules/jszip/lib/reader/NodeBufferReader.js

@@ -0,0 +1,19 @@
+"use strict";
+var Uint8ArrayReader = require("./Uint8ArrayReader");
+var utils = require("../utils");
+
+function NodeBufferReader(data) {
+    Uint8ArrayReader.call(this, data);
+}
+utils.inherits(NodeBufferReader, Uint8ArrayReader);
+
+/**
+ * @see DataReader.readData
+ */
+NodeBufferReader.prototype.readData = function(size) {
+    this.checkOffset(size);
+    var result = this.data.slice(this.zero + this.index, this.zero + this.index + size);
+    this.index += size;
+    return result;
+};
+module.exports = NodeBufferReader;