arduino compatibility correction

ZgatewayBT.ino

@@ -72,7 +72,7 @@ boolean BTtoMQTT() {
       #endif
       if (returnedString != "") {
         size_t pos = 0;
-        while ((pos = returnedString.lastIndexOf(delimiter)) != std::string::npos) {
+        while ((pos = returnedString.lastIndexOf(delimiter)) != -1) {
           #ifdef ESP8266
             yield();
           #endif
@@ -115,7 +115,7 @@ boolean BTtoMQTT() {
 
 void strupp(char* beg)
 {
-    while (*beg = std::toupper(*beg))
+    while (*beg = toupper(*beg))
        ++beg;
 }
 

tests/Test_config.h

@@ -98,8 +98,8 @@ const byte subnet[] = { 255, 255, 255, 0 }; //ip adress
   //#include "config_RFM69.h"
   #define ZgatewayIR
   #include "config_IR.h"
-  #define ZgatewayBT
+  //#define ZgatewayBT
-  #include "config_BT.h"
+  //#include "config_BT.h"
   //#define ZsensorINA226
   //#include "config_INA226.h"
   //#define ZsensorDHT