circle.yml in knapsack_pro-0.6.0 vs circle.yml in knapsack_pro-0.6.1

- old
+ new

@@ -1,5 +1,5 @@
 machine:
   ruby:
-    version: 2.2.3
+    version: 2.3.0
   environment:
     CODECLIMATE_REPO_TOKEN: b6626e682a8e97e0c5978febc92c3526792a2d018b41b8e1b52689da37fb7d92