.travis.yml in chef-vault-2.9.2 vs .travis.yml in chef-vault-3.0.0.rc1

@@ -1,19 +1,10 @@
 language: ruby
 branches:
   only:
     - master
 rvm:
-  - "1.9.3-p551"
-  - "2.0.0-p647"
-  - "2.1.6"
-  - "2.2.2"
+  - "2.2.5"
+  - "2.3.1"
 install: bundle install --binstubs --without changelog
 before_install: gem install bundler
 env: TRAVIS_BUILD=true
-notifications:
-  webhooks:
-    urls:
-      - https://webhooks.gitter.im/e/60e610197dad8edc59f9
-    on_success: false
-    on_failure: always
-    on_start: false