move gomatrix to the right place

supporting-docs/projects/2016-11-29-gomatrix.md

@@ -1,13 +1,13 @@
 ---
 layout: project
 title: gomatrix
-categories: projects client
+categories: projects sdk
-description: A Golang Matrix client
+description: Official Golang Matrix client SDK
-author: Kegsay
+author: Matrix.org
-maturity: Alpha
+maturity: Stable
 ---
 
 # {{ page.title }}
-A Golang Matrix client in early development.
+Official Golang Matrix client SDK, as used by [go-neb](https://github.com/matrix-org/go-neb) and others
 
 Find it on [GitHub](https://github.com/matrix-org/gomatrix).