.travis.yml in dyndnsd-1.6.1 vs .travis.yml in dyndnsd-2.0.0.rc1

@@ -1,11 +1,7 @@
+---
+sudo: false
 language: ruby
-
 rvm:
-  - 2.0.0
-  - 1.9.3
-
-gemfile:
-  - Gemfile
-
-before_install:
-  - gem install bundler
+  - 2.5
+  - 2.4
+  - 2.3