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/translation.js

@@ -0,0 +1,44 @@
+/**
+ * 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.
+ */
+
+// translation object contains all translations for each string in i18n/en.json
+
+const CWD = process.cwd();
+const fs = require('fs');
+const glob = require('glob');
+const path = require('path');
+
+let languages;
+if (fs.existsSync(`${CWD}/languages.js`)) {
+  languages = require(`${CWD}/languages.js`);
+} else {
+  languages = [
+    {
+      enabled: true,
+      name: 'English',
+      tag: 'en',
+    },
+  ];
+}
+
+const enabledLanguages = languages.filter(lang => lang.enabled);
+
+const translation = {languages: enabledLanguages};
+
+const files = glob.sync(`${CWD}/i18n/**`);
+const langRegex = /\/i18n\/(.*)\.json$/;
+
+files.forEach(file => {
+  const extension = path.extname(file);
+  if (extension === '.json') {
+    const match = langRegex.exec(file);
+    const language = match[1];
+    translation[language] = require(file);
+  }
+});
+
+module.exports = translation;