set ruby version without fancyness to 2.3.1

Frank Natividad · Frank Natividad · commit 72c10f912540 · 2016-10-13T17:55:36.000-07:00
diff --git a/circle.yml b/circle.yml
@@ -12,7 +12,7 @@ machine:
 
   # Version of Ruby to use for tests
   ruby:
-    version: 2.3.1p112
+    version: 2.3.1
 
 dependencies:
   override:
