travis support

src/credentials.cpp

@@ -0,0 +1,13 @@
+#include "credentials.h"
+
+// keep secret credentials in an external file that is never committed:
+// #include "secret_credentials"
+
+#ifndef _SECRET_CREDENTIALS
+
+// use dummy credentials to make it compilable without secrets
+const char *wifiSsid = "unset-wifi-ssid";
+const char *wifiPassword = "unset-password";
+const char *thingspeakApiKey = "unset-thinkspeak-api-key";
+
+#endif