.travis.yml in jflow-0.3.4 vs .travis.yml in jflow-0.3.5

@@ -1,3 +1,5 @@
 language: ruby
+sudo: false
+cache: bundler
 rvm:
-  - jruby-9.0.4.0
\ No newline at end of file
+  - jruby-9.0.4.0