.travis.yml in prorate-0.3.0 vs .travis.yml in prorate-0.4.0

@@ -8,8 +8,7 @@
 
 dist: trusty # https://docs.travis-ci.com/user/trusty-ci-environment/
 sudo: false
 cache: bundler
 
-# Travis permits the following phases: before_install, install, after_install, before_script, script, after_script
 script:
-  - bundle exec rspec
+  - bundle exec rake