libcurl4-openssl-dev to avoid SSL errors in tests

mlinksva · web-flow · commit d494deb57510 · 2017-10-04T14:19:12.000-07:00
Same as done at github/choosealicense.com#540
diff --git a/.travis.yml b/.travis.yml
@@ -14,6 +14,10 @@ notifications:
 env:
   global:
     - NOKOGIRI_USE_SYSTEM_LIBRARIES=true
+addons:
+  apt:
+    packages:
+      - libcurl4-openssl-dev
 cache:
   bundler: true
   directories:
