Merge pull request #150 from tricknotes/faster-travis

Faster test on Travis CI

Author: zpao

.travis.yml

@@ -1,12 +1,11 @@
 ---
 language: ruby
+sudo: false
 rvm:
   - 2.2
   - 2.1
   - 2.0.0
   - 1.9.3
   - jruby-19mode
-before_install:
-  - gem install bundler --version '>= 1.2.2'
 before_script: 'bundle exec appraisal install'
 script: 'bundle exec rake appraisal test'