default.yml in rubocop-standard-2.1.1

- old
+ new

@@ -1,5 +1,7 @@
-require: rubocop/cop/standard
+require:
+  - rubocop/cop/standard
+  - rubocop-performance
 
 Bundler/DuplicatedGem:
   Enabled: true
 
 Bundler/OrderedGems: