.travis.yml in capistrano-template-0.0.4 vs .travis.yml in capistrano-template-0.0.5

@@ -1,6 +1,9 @@
 language: ruby
 rvm:
-  - 2.1
-  - 2.0
+  - 2.1.5
+  - 2.2.1
+  - 2.3.1
 script: bundle exec rake spec rubocop
 cache: bundler
+before_install:
+  - gem install bundler # -v 1.7.14 if a specific version is needed