Updated codeclimate.yml

Author: MarkusBordihn

.codeclimate.yml

@@ -17,6 +17,10 @@ engines:
 # to turn off an engine, set enabled to `false` or remove it
   eslint:
     enabled: true
+  csslint:
+    enabled: true
+  duplication:
+    enabled: false
 
 # Engines can analyze files and report issues on them, but you can separately
 # decide which files will receive ratings based on those issues. This is