Make root Gemfile is also installed

ruby-hyperloop · zetachang · Oct 3, 2016 · May 19, 2016 · Sep 17, 2016 · Sep 17, 2016
commit 52981e21f29a4c7ad36d98629ba866ab88f2faac
diff --git a/.travis.yml b/.travis.yml
@@ -5,6 +5,7 @@ rvm:
   - 2.1
   - jruby-19mode
 script:
+  - BUNDLE_GEMFILE=$PWD/Gemfile bundle install
   - bundle exec rake test_app
   - bundle exec rake
 gemfile: