docs(change-log): mention new Deployment guide (#3175)

Author: wardbell

public/docs/ts/latest/guide/change-log.jade

@@ -5,6 +5,10 @@ block includes
   The Angular documentation is a living document with continuous improvements.
   This log calls attention to recent significant changes.
 
+  ## NEW: Deployment guide (2017-01-30)
+  The new [Deployment](deployment.html) guide describes techniques for putting your application on a server.
+  It includes important advice on optimizing for production.
+
   ## Hierarchical Dependency Injection: refreshed (2017-01-13)
   [Hierarchical Dependency Injection](hierarchical-dependency-injection.html) guide significantly revised.
   Closes issue #3086