.travis.yml in mui-sass-0.9.0 vs .travis.yml in mui-sass-0.9.1

@@ -1,9 +1,7 @@
 language: ruby
 
 rvm:
-  - 2.0.0
-  - 2.1.9
   - 2.2.5
   - 2.3.1
 
 before_install: gem install bundler