Don't use system Nokogiri (2.7 environment issue).

gkellogg · gkellogg · commit 938ae12d87fb · 2019-12-10T14:28:01.000-08:00
diff --git a/.travis.yml b/.travis.yml
@@ -3,7 +3,6 @@ script: "bundle exec rspec spec"
 env:
   global:
     - CI=true
-    - NOKOGIRI_USE_SYSTEM_LIBRARIES=true
 rvm:
   - 2.4
   - 2.5

-Original file line number
+Diff line change
 env:
   global:
     - CI=true
 -    - NOKOGIRI_USE_SYSTEM_LIBRARIES=true
 rvm:
   - 2.4
   - 2.5