.travis.yml in i18n-js-3.5.1 vs .travis.yml in i18n-js-3.6.0

@@ -10,10 +10,11 @@
 rvm:
   - 2.3
   - 2.4
   - 2.5
   - 2.6
+  - 2.7
   - ruby-head
 before_install:
 # Needed to test JS
 - yarn install
 gemfile:
@@ -27,9 +28,10 @@
   - gemfiles/i18n_1_3.gemfile
   - gemfiles/i18n_1_4.gemfile
   - gemfiles/i18n_1_5.gemfile
   - gemfiles/i18n_1_6.gemfile
   - gemfiles/i18n_1_7.gemfile
+  - gemfiles/i18n_1_8.gemfile
 matrix:
   fast_finish: true
   allow_failures:
     - rvm: ruby-head
 notifications: