Add contact.md to en.yml

_plugins/expand_nested_variable_filter.rb

@@ -0,0 +1,9 @@
+module Jekyll
+  module ExpandNestedVariableFilter
+    def flatify(input)
+      Liquid::Template.parse(input).render(@context)
+    end
+  end
+end
+
+Liquid::Template.register_filter(Jekyll::ExpandNestedVariableFilter)