Move Docusaurus 1 files into directory (#966)

* Move Docusaurus 1 into v1 directory

* Update Circle CI commands for new v1 dir

* Remove OC

* Fix tests

v1/lib/server/liveReloadServer.js

@@ -0,0 +1,38 @@
+/**
+ * Copyright (c) 2017-present, Facebook, Inc.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+const gaze = require('gaze');
+const tinylr = require('tiny-lr');
+const readMetadata = require('./readMetadata.js');
+
+let reloadScriptUrl;
+
+function start(port) {
+  process.env.NODE_ENV = 'development';
+  const server = tinylr();
+  server.listen(port, () => {
+    console.log('LiveReload server started on port %d', port);
+  });
+
+  gaze(
+    [`../${readMetadata.getDocsPath()}/**/*`, '**/*', '!node_modules/**/*'],
+    function() {
+      this.on('all', () => {
+        server.notifyClients(['/']);
+      });
+    },
+  );
+
+  reloadScriptUrl = `http://localhost:${port}/livereload.js`;
+}
+
+const getReloadScriptUrl = () => reloadScriptUrl;
+
+module.exports = {
+  start,
+  getReloadScriptUrl,
+};