Added more clear RTC handling and quality logging (#3691)

* Also refresh timestamp for "timeonly" fixed position nodes

* Added more clear RTC quality handling

* Fix clock drift from Phone GPS / NTP too

src/gps/RTC.h

@@ -28,6 +28,9 @@ RTCQuality getRTCQuality();
 bool perhapsSetRTC(RTCQuality q, const struct timeval *tv);
 bool perhapsSetRTC(RTCQuality q, struct tm &t);
 
+/// Return a string name for the quality
+const char *RtcName(RTCQuality quality);
+
 /// Return time since 1970 in secs.  While quality is RTCQualityNone we will be returning time based at zero
 uint32_t getTime(bool local = false);