.travis.yml in smart_engine-0.8.0 vs .travis.yml in smart_engine-0.9.0

@@ -1,20 +1,19 @@
 ---
 language: ruby
 cache: bundler
-before_install: gem install bundler
 os: linux
 dist: xenial
+before_install: gem install bundler
 script:
 - bundle exec rake rubocop
 - bundle exec rake rspec
 jobs:
   fast_finish: true
   include:
-  - rvm: 2.4.10
   - rvm: 2.5.8
   - rvm: 2.6.6
-  - rvm: 2.7.1
+  - rvm: 2.7.2
   - rvm: ruby-head
   - rvm: jruby-head
   allow_failures:
   - rvm: ruby-head
   - rvm: jruby-head