Replace Ember app with Mithril app

js/lib/components/loading-indicator.js

@@ -0,0 +1,15 @@
+import Component from 'flarum/component';
+
+export default class LoadingIndicator extends Component {
+  view() {
+    var size = this.props.size || 'small';
+    delete this.props.size;
+
+    this.props.config = function(element) {
+      $.fn.spin.presets[size].zIndex = 'auto';
+      $(element).spin(size);
+    };
+
+    return m('div.loading-indicator', this.props, m.trust(' '));
+  }
+}