.travis.yml in jsonapi-authorization-2.0.0 vs .travis.yml in jsonapi-authorization-3.0.0

@@ -1,6 +1,9 @@
 language: ruby
+branches:
+  only:
+    - master
 rvm:
   - 2.3
 gemfile:
   - gemfiles/rails_4_2_pundit_1.gemfile
   - gemfiles/rails_5_0_pundit_1.gemfile
@@ -9,10 +12,9 @@
   - gemfiles/rails_4_2_pundit_2.gemfile
   - gemfiles/rails_5_0_pundit_2.gemfile
   - gemfiles/rails_5_1_pundit_2.gemfile
   - gemfiles/rails_5_2_pundit_2.gemfile
 before_install:
-  - rvm @global do gem uninstall bundler -a -x
   - gem install bundler -v '< 2'
 notifications:
   email: false
 script:
   - ./bin/phare