[docs] Reference simple server

Author: jamesgpearce

site/guides/05_synchronization/2_using_a_synchronizer.md

@@ -163,6 +163,11 @@ using raw files.
 
 See the createWsServer function documentation for more details.
 
+Also note that there is a synchronizer-ws-server-simple module that contains a
+simple server implementation called WsServerSimple. Without the complications of
+listeners, persistence, or statistics, this is more suitable to be used as a
+reference implementation for other server environments.
+
 ## Synchronizing Over The Browser BroadcastChannel
 
 There may be situations where you need to synchronize data between different

site/guides/14_releases.md

@@ -3,6 +3,13 @@
 This is a reverse chronological list of the major TinyBase releases, with
 highlighted features.
 
+# v5.4
+
+This release includes the new synchronizer-ws-server-simple module that contains
+a simple server implementation called WsServerSimple. Without the complications
+of listeners, persistence, or statistics, this is more suitable to be used as a
+reference implementation for other server environments.
+
 # v5.3
 
 This release is focussed on a few API improvements and quality-of-life changes.