[4.1] edf50ff Add another new output formatter. Fix typo.

[Lasse Karstensen]

commit edf50ffcd65b9d4ae514817fcb328600861a0a12
Author: Lasse Karstensen <lkarsten at varnish-software.com>
Date:   Tue Jun 14 11:24:42 2016 +0200

    Add another new output formatter. Fix typo.

diff --git a/doc/changes.rst b/doc/changes.rst
index e1ef37e..6c2536b 100644
--- a/doc/changes.rst
+++ b/doc/changes.rst
@@ -6,9 +6,9 @@ Changes since 4.1.2:
 
 * varnishncsa can now access and log backend requests. (PR #1905)
 
-* [varnishncsa] New formatter %{VSL:Tag}x.
+* [varnishncsa] New output formatters %{Varnish:vxid}x and %{VSL:Tag}x.
 
-* [varnishlog] Added log tag BacakendStart on backend transactions.
+* [varnishlog] Added log tag BackendStart on backend transactions.
 
 * On SmartOS, use ports instead of epoll by default.