Quick and dirty temperature logger, debug view of temp vs. time.

firmware/application/portapack.hpp

@@ -29,6 +29,7 @@
 #include "lcd_ili9341.hpp"
 
 #include "radio.hpp"
+#include "temperature_logger.hpp"
 
 namespace portapack {
 
@@ -45,6 +46,8 @@ extern si5351::Si5351 clock_generator;
 
 extern ReceiverModel receiver_model;
 
+extern TemperatureLogger temperature_logger;
+
 void init();
 void shutdown();