store passwords externally

.gitignore

@@ -7,4 +7,4 @@ lib/
 local/
 share/
 
-src/password.txt
+src/passwords.h

src/main.cpp

@@ -27,13 +27,14 @@ extern "C" {
 
 #include <XD0OTA.h>
 #include "main.h"
+#include "passwords.h"
 
 const char* server = "ingress.opensensemap.org";
 
 #define MQTT_MAX_PACKET_SIZE 512
 const char* mqttserver = "home.xd0.de";
 const char* mqttusername = "esp-weatherstation";
-const char* mqttpassword = "password4";
+const char* mqttpassword = PWD_MQTT;
 
 constexpr unsigned int postingInterval = 60000; //Uploadintervall in Millisekunden
 constexpr unsigned int dhcp_interval = 60*60*1000;
@@ -240,9 +241,9 @@ void ICACHE_FLASH_ATTR sendValues() {
   delay(1);  // yield();
   WiFi.persistent(false); // don't load and save credentials to flash
   WiFi.mode(WIFI_STA);
-  wifiMulti.addAP("nether.net", "password1");
-  wifiMulti.addAP("LNet", "password2");
-  wifiMulti.addAP("hw1_gast", "password3");
+  wifiMulti.addAP("nether.net", PWD_NETHERNET);
+  wifiMulti.addAP("LNet", PWD_LNET);
+  wifiMulti.addAP("hw1_gast", PWD_HW1);
   wifiMulti.addAP("Freifunk", "");
 
   if ( ip != INADDR_NONE && dns != INADDR_NONE && gateway != INADDR_NONE && subnet != INADDR_NONE