Add ruby 2.3 to travis matrix

Arthur Nogueira Neves · Arthur Nogueira Neves · commit 9ef1ac55b5c2 · 2016-01-04T12:40:09.000-05:00
diff --git a/.travis.yml b/.travis.yml
@@ -5,8 +5,9 @@ sudo: false
 rvm:
   - 1.9.3
   - 2.0.0
-  - 2.1 # tests on latest 2.1.x
-  - 2.2.4 # tests on latest 2.2.x
+  - 2.1
+  - 2.2.4
+  - 2.3.0
 
 gemfile:
   - Gemfile
