.travis.yml in redis-classy-2.3.0 vs .travis.yml in redis-classy-2.3.1

@@ -1,9 +1,6 @@
 language: ruby
 services:
   - redis-server
 rvm:
   - 2.0.0
-  - 2.1.0
-  - rbx-2
   - ruby-head
-  - jruby-head