Move Dockerile demo/shell etc uspport to features.

Author: rouilj

CHANGES.txt

@@ -93,8 +93,6 @@ Fixed:
   directory. This better identifies the directory when copied into
   the Zope framework. It also matches existing
   documentation. (John Rouilard)
-- Dockerfile supports demo mode for instant gratification
-  8-). Also supports shell and admin mode (John Rouillard)
 - Multiple fixes/updates for installation documentation.
   Including docker shell/admin/demo mdoes. (John Rouillard)
 - Invalid item identifiers passed to REST endpoint return a 404
@@ -105,6 +103,8 @@ Features:
 
 - Add warning about limited Python 2 support lifetime to install and
   upgrading docs. (John Rouillard)
+- Dockerfile supports demo mode for instant gratification
+  8-). Also supports shell and admin mode (John Rouillard)
 - Dockerfile build allows adding additional python packages via
   pip, setting UID tracker is run under. (John Rouillard)
 - issue2551140 - Added redis as a session and otk database for use