correct json buffer size optimizations

OpenMQTTGateway.ino

@@ -702,8 +702,7 @@ void stateMeasures(){
     unsigned long now = millis();
     if (now > (timer_sys_measures + TimeBetweenReadingSYS)) {//retriving value of memory ram every TimeBetweenReadingSYS
       timer_sys_measures = millis();
-      const int JSON_MSG_CALC_BUFFER = JSON_OBJECT_SIZE(4);
-      StaticJsonBuffer<JSON_MSG_CALC_BUFFER> jsonBuffer;
+      StaticJsonBuffer<JSON_MSG_BUFFER> jsonBuffer;
       JsonObject& SYSdata = jsonBuffer.createObject();
       trc(F("Uptime (s)"));    
       unsigned long uptime = millis()/1000;

Zgateway2G.ino

@@ -82,8 +82,7 @@ boolean _2GtoMQTT(){
     // Get the memory locations of unread SMS messages.
     unreadSMSNum = A6l.getUnreadSMSLocs(unreadSMSLocs, 512);
     trc(F("Creating SMS  buffer"));
-    const int JSON_MSG_CALC_BUFFER = JSON_OBJECT_SIZE(3);
-    StaticJsonBuffer<JSON_MSG_CALC_BUFFER> jsonBuffer;
+    StaticJsonBuffer<JSON_MSG_BUFFER> jsonBuffer;
     JsonObject& SMSdata = jsonBuffer.createObject();
     for (int i = 0; i < unreadSMSNum; i++) {
         trc(F("New  message at index: "));

ZgatewayIR.ino

@@ -94,8 +94,7 @@ void IRtoMQTT(){
   
   if (irrecv.decode(&results)){
   trc(F("Creating IR buffer"));
-  const int JSON_MSG_CALC_BUFFER = JSON_OBJECT_SIZE(4);
-  StaticJsonBuffer<JSON_MSG_CALC_BUFFER> jsonBuffer;
+  StaticJsonBuffer<JSON_MSG_BUFFER> jsonBuffer;
   JsonObject& IRdata = jsonBuffer.createObject();
   
   trc(F("Rcv. IR"));

ZgatewayLORA.ino

@@ -59,8 +59,7 @@ void setupLORA() {
 void LORAtoMQTT(){
   int packetSize = LoRa.parsePacket();
   if (packetSize) {
-    const int JSON_MSG_CALC_BUFFER = JSON_OBJECT_SIZE(5);
-    StaticJsonBuffer<JSON_MSG_CALC_BUFFER> jsonBuffer;
+    StaticJsonBuffer<JSON_MSG_BUFFER> jsonBuffer;
     JsonObject& LORAdata = jsonBuffer.createObject();
     trc(F("Rcv. LORA"));
     #ifdef ESP32

ZgatewayRF2.ino

@@ -68,7 +68,7 @@ void RF2toMQTT(){
 
   if(rf2rd.hasNewData){
     trc(F("Creating RF2 buffer"));
-    const int JSON_MSG_CALC_BUFFER = JSON_OBJECT_SIZE(4);
+    const int JSON_MSG_CALC_BUFFER = JSON_OBJECT_SIZE(5);
     StaticJsonBuffer<JSON_MSG_CALC_BUFFER> jsonBuffer;
     JsonObject& RF2data = jsonBuffer.createObject();
     

ZgatewayRFM69.ino

@@ -143,8 +143,7 @@ boolean RFM69toMQTT(void) {
   if (radio.receiveDone())
   {
     trc(F("Creating RFM69 buffer"));
-    const int JSON_MSG_CALC_BUFFER = JSON_OBJECT_SIZE(3);
-    StaticJsonBuffer<JSON_MSG_CALC_BUFFER> jsonBuffer;
+    StaticJsonBuffer<JSON_MSG_BUFFER> jsonBuffer;
     JsonObject& RFM69data = jsonBuffer.createObject();
     uint8_t data[RF69_MAX_DATA_LEN+1]; // For the null character
     uint8_t SENDERID = radio.SENDERID;

ZgatewaySRFB.ino

@@ -103,8 +103,7 @@ void _rfbDecode() {
         _rfbToChar(&_uartbuf[1], buffer);
 
         trc(F("Creating SRFB buffer"));
-        const int JSON_MSG_CALC_BUFFER = JSON_OBJECT_SIZE(4);
-        StaticJsonBuffer<JSON_MSG_CALC_BUFFER> jsonBuffer;
+        StaticJsonBuffer<JSON_MSG_BUFFER> jsonBuffer;
         JsonObject& SRFBdata = jsonBuffer.createObject();
         SRFBdata.set("raw", (char *)buffer);
         

ZmqttDiscovery.ino

@@ -358,7 +358,7 @@ void createDiscovery(char * sensor_type,
                      int off_delay,
                      char * payload_available, char * payload_not_avalaible, boolean child_device , char * command_topic)
 {
-  const int JSON_MSG_CALC_BUFFER = JSON_OBJECT_SIZE(14) + JSON_OBJECT_SIZE(4);
+  const int JSON_MSG_CALC_BUFFER = JSON_OBJECT_SIZE(14) + JSON_OBJECT_SIZE(5)+ JSON_ARRAY_SIZE(1);
   StaticJsonBuffer<JSON_MSG_CALC_BUFFER> jsonBuffer;
   JsonObject &sensor = jsonBuffer.createObject();
   sensor.set("stat_t", state_topic); //state_topic

ZsensorTSL2561.ino

@@ -92,7 +92,7 @@ void MeasureLightIntensityTSL2561()
     timetsl2561 = millis();
 
     trc(F("Creating TSL2561 buffer"));
-    const int JSON_MSG_CALC_BUFFER = JSON_OBJECT_SIZE(4);
+    const int JSON_MSG_CALC_BUFFER = JSON_OBJECT_SIZE(3);
     StaticJsonBuffer<JSON_MSG_CALC_BUFFER> jsonBuffer;
     JsonObject& TSL2561data = jsonBuffer.createObject();