Key some pages in Providers category

Key the following pages under "Providers" in navbar:
* cloud-storage
* hosting providers
* pastebin
* search engines
* social networks
* social news aggregators

pages/providers/social-networks.html

@@ -3,6 +3,7 @@ layout: page
 permalink: /providers/social-networks/
 title: "Social Networks"
 description: "Find a social network that doesn't pry into your data or monetize your profile."
+translate: true
 ---
 
 {% include sections/social-networks.html %}