.travis.yml in focuslight-0.1.3 vs .travis.yml in focuslight-0.1.4

@@ -1,7 +1,7 @@
 rvm:
   - 2.0.0
-  - 2.1.0
+  - 2.1
 gemfile:
   - Gemfile
 before_install:
   - sudo apt-get install rrdtool librrd-dev
 before_script: