Merge branch 'release_candidate' of https://github.com/sparkfun/SparkFun_RTK_Everywhere_Firmware into release_candidate

Author: nseidle

Firmware/RTK_Everywhere/NtripServer.ino

@@ -397,7 +397,7 @@ void ntripServerProcessRTCM(int serverIndex, uint8_t incoming)
             ntripServer->bytesSent = 0;
         }
 
-        if (ntripServer->networkClient->connected())
+        if (ntripServer->networkClient && ntripServer->networkClient->connected())
         {
             ntripServer->networkClient->write(incoming); // Send this byte to socket
             ntripServer->bytesSent++;

Firmware/RTK_Everywhere/RTK_Everywhere.ino

@@ -556,7 +556,7 @@ unsigned long lastRockerSwitchChange; // If quick toggle is detected (less than
 
 // Because the incoming string is longer than max len, there are multiple callbacks so we
 // use a global to combine the incoming
-#define AP_CONFIG_SETTING_SIZE 10000
+#define AP_CONFIG_SETTING_SIZE 20000 // 10000 isn't enough if the SD card contains many files
 char *settingsCSV; // Push large array onto heap
 char *incomingSettings;
 int incomingSettingsSpot;