.travis.yml in grape-entity-0.4.4 vs .travis.yml in grape-entity-0.4.5

@@ -1,17 +1,18 @@
+sudo: false
+
 language: ruby
 
 cache: bundler
 
 rvm:
   - ruby-head
   - 2.1.2
-  - 2.1.0
   - 2.0.0
   - 1.9.3
   - jruby-19mode
   - jruby-head
-  - rbx-2
+  - rbx-2.2.10
 
 matrix:
   allow_failures:
     - rvm: ruby-head
     - rvm: jruby-head