Update main.c if command and control off, don't add extra delay

main.c

@@ -44,6 +44,9 @@ int main(int argc, char * argv[]) {
   }
   else {
     printf("Pi Zero detected\n");
+    FILE * command_file = fopen("/home/pi/CubeSatSim/command_control", "r");
+    if (command_file == NULL) 
+	    pi_zero_offset = 500;
     sleep(10);
   }