.travis.yml in flapjack-diner-1.2.0 vs .travis.yml in flapjack-diner-1.3.0

@@ -1,9 +1,11 @@
+sudo: false
 language: ruby
 rvm:
-- 1.9.3
 - '2.0'
 - '2.1'
+- '2.2'
+cache: bundler
 script: "bundle exec rspec"
 notifications:
   irc:
     channels:
       - 'irc.freenode.net#flapjack'