.travis.yml in bootstrap-sass-3.3.1.0 vs .travis.yml in bootstrap-sass-3.3.2.0

@@ -1,9 +1,7 @@
 language: ruby
 rvm:
-  - 2.1.2
-  - jruby
-  - rbx-2
+  - 2.1.5
 gemfile:
   - test/gemfiles/sass_3_2.gemfile
   - test/gemfiles/sass_3_3.gemfile
   - test/gemfiles/sass_3_4.gemfile
   - test/gemfiles/sass_head.gemfile