CI against 2.4.3

bdewater · bdewater · commit 652eaaddaaf1 · 2018-03-17T00:01:35.000-04:00
diff --git a/.travis.yml b/.travis.yml
@@ -3,6 +3,7 @@ cache: bundler
 bundler_args: --retry=3 --jobs=3
 language: ruby
 rvm:
+  - 2.4.3
   - 2.3.0
   - 2.1.8
   - 2.2.4
