Esp32 compatibility (#145)

* esp32 init

* RF gateway ok with ESP32

* correct IR gateway compilation errors and test RF2 ok

* divide config per board type

* update test file according user_config

* differentiate variable type following IR libraries aka platforms

* implement BLE beacons detection with ESP32

* Implement multitasking on BLE gateway

* Library add and change core assignement

* change core assignement for BLE

* add mi flora value readings with ESP32

* adding some traces and removing unecessary comment

* correct compilation error due to pin assignement

* correct temperature float value and wrong mac adress rssi publishing

* add esp32 to CI

* correct esp32 ide retrieving

* correcting paths

* CI: correct architecture
* libraries update (irremote) and overwrite ble library files

OpenMQTTGateway.ino

@@ -441,7 +441,7 @@ void extract_char(char * token_char, char * subset, int start ,int l, boolean re
       if (reverse) revert_hex_data(tmp_subset, tmp_subset2, l+1);
       else strncpy( tmp_subset2, tmp_subset , l+1);
       long long_value = strtoul(tmp_subset2, NULL, 16);
-      sprintf(tmp_subset2, "%d", long_value);
+      sprintf(tmp_subset2, "%ld", long_value);
       strncpy( subset, tmp_subset2 , l+1);
     }else{
       if (reverse) revert_hex_data(tmp_subset, subset, l+1);