Fix bug during profile select from AP config

Assigning default settings was causing stack canary panic.

Author: nseidle

Firmware/RTK_Surveyor/AP-Config/src/main.js

@@ -176,6 +176,7 @@ function parseIncoming(msg) {
     //console.log("Settings loaded");
 
     ge("profileChangeMessage").innerHTML = '';
+    ge("resetProfileMsg").innerHTML = '';
 
     //Force element updates
     ge("measurementRateHz").dispatchEvent(new CustomEvent('change'));

Firmware/RTK_Surveyor/System.ino

@@ -591,8 +591,8 @@ void createNMEASentence(customNmeaType_e textID, char *nmeaMessage, char *textMe
   sprintf(nmeaMessage, "%s%02X", nmeaTxt, CRC);
 }
 
-//Reset settings struct to default initializers 
+//Reset settings struct to default initializers
 void settingsToDefaults()
 {
-  settings = Settings(); //https://stackoverflow.com/questions/15183429/c-completely-erase-or-reset-all-values-of-a-struct
+  settings = defaultSettings;
 }

Firmware/RTK_Surveyor/form.h

@@ -199,6 +199,7 @@ function parseIncoming(msg) {
     //console.log("Settings loaded");
 
     ge("profileChangeMessage").innerHTML = '';
+    ge("resetProfileMsg").innerHTML = '';
 
     //Force element updates
     ge("measurementRateHz").dispatchEvent(new CustomEvent('change'));

Firmware/RTK_Surveyor/settings.h

@@ -503,6 +503,7 @@ typedef struct {
   float antennaReferencePoint = 0.0; //in mm
 } Settings;
 Settings settings;
+const Settings defaultSettings = Settings();
 
 //Monitor which devices on the device are on or offline.
 struct struct_online {