Bundler is installed by default on Travis CI

Author: tricknotes

.travis.yml

@@ -7,7 +7,5 @@ rvm:
   - 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'