.travis.yml in pubnub-3.8.5 vs .travis.yml in pubnub-4.0.0beta1

@@ -7,14 +7,14 @@
 before_install:
   - gem update bundler
 
 language: ruby
 rvm:
- - 2.3.0
- - 2.2.4
- - 2.1.7
+ - 2.3.1
+ - 2.2.5
+ - 2.1.9
  - 2.0.0
- - jruby
+ - jruby-9.0.5.0
 
 bundler_args: --without development
 
 script: bundle exec rspec