.travis.yml in rspec-datadog-0.2.0 vs .travis.yml in rspec-datadog-0.3.0

- old
+ new
@@ -2,9 +2,12 @@
 rvm:
 - 1.9.3
 - jruby
 - 2.2
 before_install: gem install bundler -v 1.10.6
+gemfile:
+  - gemfiles/rspec2.gemfile
+  - gemfiles/rspec3.gemfile
 deploy:
   provider: rubygems
   api_key:
     secure: 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