.travis.yml in distribution-0.7.3 vs .travis.yml in distribution-0.8.0

@@ -1,15 +1,13 @@
 language: ruby
 rvm:
-  - 1.9.3
-  - 2.0
-  - 2.1
-  - 2.2
-#  - jruby-19mode # JRuby in 1.9 mode -> Problems with bigint
-#  - rbx-19mode
+  - 2.5
+  - 2.6
+  - 2.7
 
 script:
   bundle exec rake
 
 before_install:
   - sudo apt-get update -qq
   - sudo apt-get install -y libgsl0-dev
+  - gem update && gem install bundler