Add aliases for silly .html suffix.

site/content/post/2016-04-10-sense-api.md

 thumbnail: /res/images/sense/sense.thumb.jpg
 title: Reverse engineering the Sense API
 url: /2016/04/10/sense-api/
+aliases: ["/2016/04/10/sense-api.html"]
 ---
 
 <div class="image right">

site/content/post/2016-05-02-monitoring-power-with-wemo.md

 thumbnail: /res/images/wemo/switch.thumb.jpg
 title: Monitoring power draw with WeMo Insight Switches
 url: /2016/05/02/monitoring-power-with-wemo/
+aliases: ["/2016/05/02/monitoring-power-with-wemo.html"]
 ---
 
 <div class="image right">

site/content/post/2016-05-21-docker-automatic-nginx-proxy.md

 thumbnail: /res/images/docker/logo.thumb.png
 title: Automatic reverse proxying with Docker and nginx
 url: /2016/05/21/docker-automatic-nginx-proxy/
+aliases: ["/2016/05/21/docker-automatic-nginx-proxy.html"]
 ---
 
 <div class="image left">