Make sure 2.7 builds successfully.

gkellogg · gkellogg · commit 0256f648556d · 2019-12-12T17:26:19.000-08:00
diff --git a/.travis.yml b/.travis.yml
@@ -14,4 +14,3 @@ sudo: false
 matrix:
   allow_failures:
     - rvm: jruby
-    - rvm: 2.7
