default mqtt_retain off

CHANGELOG.md

@@ -18,7 +18,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Retrieve/Set thermostat mode for Junkers FW100/120 thermostats (thanks @Neonox31)
 - Added sending of all Mixer Module data via MQTT (thanks @peclik)
 - Improved handling of MQTT publish and subscribe errors
-- Added MQTT QOS (`mqtt_qos`, default 1), Keep Alive (`mqtt_keepalive`, default 60 seconds) and Retain (`mqtt_retain`, default on) as parameters to both telnet and WebUI
+- Added MQTT QOS (`mqtt_qos`, default 0), Keep Alive (`mqtt_keepalive`, default 60 seconds) and Retain (`mqtt_retain`, default off) as parameters to both telnet and WebUI
 
 ### Fixed
 

src/MyESP.h

@@ -79,7 +79,7 @@ extern struct rst_info resetInfo;
 #define MQTT_WILL_ONLINE_PAYLOAD "online"   // for last will & testament payload
 #define MQTT_WILL_OFFLINE_PAYLOAD "offline" // for last will & testament payload
 #define MQTT_BASE_DEFAULT "home"            // default MQTT prefix to topics
-#define MQTT_RETAIN true
+#define MQTT_RETAIN false                   // default false
 #define MQTT_KEEPALIVE 60                   // default keepalive 1 minute
 #define MQTT_QOS 0                          // default qos 0
 #define MQTT_WILL_TOPIC "status"            // for last will & testament topic name

src/websrc/myesp.htm

@@ -209,7 +209,7 @@
     <div class="row form-group">
         <label class="col-xs-3">QOS<i style="margin-left: 10px;" class="glyphicon glyphicon-info-sign"
                 aria-hidden="true" data-toggle="popover" data-trigger="hover" data-placement="right"
-                data-content="MQTT QOS"></i></label>
+                data-content="MQTT QOS 0,1 or 2"></i></label>
         <span class="col-xs-9">
             <input class="form-control input-sm" placeholder="1" value="" style="display:inline;max-width:185px"
                 id="mqttqos" type="text">