.travis.yml in gitdocs-0.5.0 vs .travis.yml in gitdocs-0.6.0

@@ -1,8 +1,16 @@
 language: ruby
 rvm:
   - 1.9.3
   - 2.0.0
+  - 2.2.4
+  - 2.1.8
+  - 2.3.0
   - ruby-head
 matrix:
   allow_failures:
+    - rvm: 1.9.3
     - rvm: ruby-head
+sudo: false
+addons:
+  code_climate:
+    repo_token: "18995229639977d370a4adf13644223c53baa31b9c7fc302a7ce263aa5bc6dbf"