.travis.yml in doit-0.3.9 vs .travis.yml in doit-1.0.1

@@ -1,12 +1,13 @@
 language: ruby
-sudo: false
 
-bundler_args: --without production
+#bundler_args: --without production
+bundle config set without production
 script: "bundle exec rake test"
 
 rvm:
-  - 2.6.6  # 2020-07-17
+   - 2.7.2  # 2020-10-26
+#  - 2.6.6  # 2020-07-17
 #  - 2.6.5  # 2019-10-29
 #  - 2.6.4  # 2019-10-15
 #  - 2.6.3  # 2019-06-21
 #  - 2.6.1
 #  - 2.5.1