.travis.yml in ndd-rspec-1.1.0 vs .travis.yml in ndd-rspec-1.1.1

@@ -1,9 +1,10 @@
 language: ruby
 rvm:
   - 1.9.3
   - 2.0.0
-  - 2.1.5
+  - 2.1.7
+  - 2.2.3
 before_install:
   - gem update --system
   - gem --version
 branches:
   only: