change matrix orientation

LibreMetric.ino

@@ -51,15 +51,17 @@ void configModeCallback (WiFiManager *myWiFiManager) { // AP config mode
 
 void setup() {
   Serial.begin(115200); // initialize serial communications
-  DEBUG_PRINT(F("\n\r"));
+  DEBUG_PRINT(F("\r\n"));
   matrix.fillScreen(LOW);  //clr screen
+  matrix.setIntensity(brightness);
 
   initOTA();
 
   for (int i=0; i<numberOfHorizontalDisplays; i++){
     DEBUG_PRINT(F("Changing orientation of display #"));
     DEBUG_PRINTLN(i);
-    matrix.setRotation(i, 1);
+    matrix.setRotation(i, 1); // chaque matrice
+    matrix.setRotation(2);    // l'ensemble de l'afficheur
   }