Merge branch 'master' into 'master'

Support UTF-8 by default

See merge request pages/jekyll!27

.gitlab-ci.yml

@@ -2,6 +2,7 @@ image: ruby:2.3
 
 variables:
   JEKYLL_ENV: production
+  LC_ALL: C.UTF-8
 
 before_script:
   - bundle install