Improved failure handling, especially in radio.

src/display.cpp

@@ -62,7 +62,7 @@ void Display::begin(void) {
   setLargeTextSize();
   u8g2.drawStr(0,16,"Booting FastClock");
   u8g2.sendBuffer();
-  delay(200);
+  delay(400);
   //addLogMessage("Display initialized");
 }
 
@@ -141,7 +141,6 @@ void Display::showDashboard(void) {
     lastBlinkChange_ms = lastDisplayUpdate_ms;
     blinkOnCycle = !blinkOnCycle;
   }
-
   u8g2.clearBuffer();
   u8g2.setDrawColor(1);