Fix unit tests and unify vuex modules import

src/modules/index.js

@@ -0,0 +1,31 @@
+import instance from './instance.js'
+import statuses from './statuses.js'
+import notifications from './notifications.js'
+import users from './users.js'
+import api from './api.js'
+import config from './config.js'
+import profileConfig from './profileConfig.js'
+import serverSideStorage from './serverSideStorage.js'
+import adminSettings from './adminSettings.js'
+import oauth from './oauth.js'
+import authFlow from './auth_flow.js'
+import oauthTokens from './oauth_tokens.js'
+import drafts from './drafts.js'
+import chats from './chats.js'
+
+export default {
+  instance,
+  statuses,
+  notifications,
+  users,
+  api,
+  config,
+  profileConfig,
+  serverSideStorage,
+  adminSettings,
+  oauth,
+  authFlow,
+  oauthTokens,
+  drafts,
+  chats
+}