getRegion: use v2 API

src/mixins/getCredentials.js

@@ -41,6 +41,6 @@ module.exports = {
     this.apiKey = _get(response, 'data.user.apikey', '');
     this.at = _get(response, 'data.at', '');
 
-    return response;
+    return response.data;
   },
 };

src/mixins/getRegion.js

@@ -3,16 +3,12 @@ const errors = require('../data/errors');
 
 module.exports = {
   async getRegion() {
-    if (!this.email || !this.password) {
-      return { error: 406, msg: errors.invalidAuth };
-    }
-
     const credentials = await this.getCredentials();
 
     const error = _get(credentials, 'error', false);
 
     if (error) {
-      return credentials;
+      throw new Error(`[${error}] ${errors[error]}`);
     }
 
     return {