.travis.yml in pivotal_to_pdf-1.4.0 vs .travis.yml in pivotal_to_pdf-1.6.0

@@ -1,3 +1,3 @@
-script: "cp .pivotal.yml.sample .pivotal.yml; PIVOTAL_TO_PDF_CONFIG_DIR=. bundle exec rake spec"
+script: "cp .pivotal.yml.sample .pivotal.yml; PIVOTAL_TO_PDF_CONFIG_DIR=. bundle exec rspec"
 rvm:
-  - 1.9.3
+  - 2.2.2