diff --git a/node_modules/material-design-lite/src/progress/progress.js b/node_modules/material-design-lite/src/progress/progress.js
new file mode 100644
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+++ b/node_modules/material-design-lite/src/progress/progress.js
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+/**
+ * @license
+ * Copyright 2015 Google Inc. All Rights Reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+(function() {
+  'use strict';
+
+  /**
+   * Class constructor for Progress MDL component.
+   * Implements MDL component design pattern defined at:
+   * https://github.com/jasonmayes/mdl-component-design-pattern
+   *
+   * @constructor
+   * @param {HTMLElement} element The element that will be upgraded.
+   */
+  var MaterialProgress = function MaterialProgress(element) {
+    this.element_ = element;
+
+    // Initialize instance.
+    this.init();
+  };
+  window['MaterialProgress'] = MaterialProgress;
+
+  /**
+   * Store constants in one place so they can be updated easily.
+   *
+   * @enum {string | number}
+   * @private
+   */
+  MaterialProgress.prototype.Constant_ = {
+  };
+
+  /**
+   * Store strings for class names defined by this component that are used in
+   * JavaScript. This allows us to simply change it in one place should we
+   * decide to modify at a later date.
+   *
+   * @enum {string}
+   * @private
+   */
+  MaterialProgress.prototype.CssClasses_ = {
+    INDETERMINATE_CLASS: 'mdl-progress__indeterminate'
+  };
+
+  /**
+   * Set the current progress of the progressbar.
+   *
+   * @param {number} p Percentage of the progress (0-100)
+   * @public
+   */
+  MaterialProgress.prototype.setProgress = function(p) {
+    if (this.element_.classList.contains(this.CssClasses_.INDETERMINATE_CLASS)) {
+      return;
+    }
+
+    this.progressbar_.style.width = p + '%';
+  };
+  MaterialProgress.prototype['setProgress'] =
+      MaterialProgress.prototype.setProgress;
+
+  /**
+   * Set the current progress of the buffer.
+   *
+   * @param {number} p Percentage of the buffer (0-100)
+   * @public
+   */
+  MaterialProgress.prototype.setBuffer = function(p) {
+    this.bufferbar_.style.width = p + '%';
+    this.auxbar_.style.width = (100 - p) + '%';
+  };
+  MaterialProgress.prototype['setBuffer'] =
+      MaterialProgress.prototype.setBuffer;
+
+  /**
+   * Initialize element.
+   */
+  MaterialProgress.prototype.init = function() {
+    if (this.element_) {
+      var el = document.createElement('div');
+      el.className = 'progressbar bar bar1';
+      this.element_.appendChild(el);
+      this.progressbar_ = el;
+
+      el = document.createElement('div');
+      el.className = 'bufferbar bar bar2';
+      this.element_.appendChild(el);
+      this.bufferbar_ = el;
+
+      el = document.createElement('div');
+      el.className = 'auxbar bar bar3';
+      this.element_.appendChild(el);
+      this.auxbar_ = el;
+
+      this.progressbar_.style.width = '0%';
+      this.bufferbar_.style.width = '100%';
+      this.auxbar_.style.width = '0%';
+
+      this.element_.classList.add('is-upgraded');
+    }
+  };
+
+  // The component registers itself. It can assume componentHandler is available
+  // in the global scope.
+  componentHandler.register({
+    constructor: MaterialProgress,
+    classAsString: 'MaterialProgress',
+    cssClass: 'mdl-js-progress',
+    widget: true
+  });
+})();