.travis.yml in capwatch-0.2.4 vs .travis.yml in capwatch-0.2.5

@@ -1,5 +1,5 @@
 sudo: false
 language: ruby
 rvm:
-  - 2.4.1
-before_install: gem install bundler -v 1.15.1
+  - 2.4.2
+before_install: gem install bundler