Import docs into main repository (#2874)

* import docs into main repository

Signed-off-by: Matti Ranta <matti@mdranta.net>

docs/content/doc/features.en-us.md

@@ -0,0 +1,13 @@
+---
+date: "2016-12-01T16:00:00+02:00"
+title: "Features"
+slug: "features"
+weight: 20
+toc: false
+draft: false
+menu:
+  sidebar:
+    name: "Features"
+    weight: 30
+    identifier: "features"
+---