.rubocop.yml in jgd-1.12 vs .rubocop.yml in jgd-1.13.0

@@ -1,10 +1,12 @@
 AllCops:
   Exclude:
     - 'bin/**/*'
     - 'assets/**/*'
   DisplayCopNames: true
-  TargetRubyVersion: 2.3
+  TargetRubyVersion: '2.3'
+  NewCops: enable
+  SuggestExtensions: false
 
 Lint/RescueException:
   Enabled: false
 Metrics/MethodLength:
   Max: 50