Fix language: key

njsmith · web-flow · commit 186950368732 · 2018-10-29T17:33:06.000-07:00
See: https://docs.travis-ci.com/user/languages/minimal-and-generic/
diff --git a/.travis.yml b/.travis.yml
@@ -1,4 +1,4 @@
-language: none
+language: minimal
 matrix:
   include:
     - env:
