Update .travis.yml

ulukaya · web-flow · commit f8b3c75e2b71 · 2019-08-15T14:35:31.000-04:00
diff --git a/.travis.yml b/.travis.yml
@@ -14,6 +14,7 @@ matrix:
 
 rvm: 2.6.0
 before_install:
+  - gem install bundler
   - cd ios/$SAMPLE
   - bundle install
   - gem install xcpretty
