.rubocop.yml in thermite-0.5.0 vs .rubocop.yml in thermite-0.6.0

@@ -1,4 +1,9 @@
+AllCops:
+  Exclude:
+  - 'vendor/**/*'
+  TargetRubyVersion: 2.1
+
 Metrics/AbcSize:
   Max: 20
 
 Metrics/ClassLength:
   Exclude: