bump ruby version for travis

benbalter · benbalter · commit f4a8cab717ff · 2019-02-11T10:50:48.000-05:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,5 +1,5 @@
 rvm:
-  - 2.2
+  - 2.5
 before_install: gem install bundler
 language: ruby
 script: script/cibuild
