Option to report time even if no NTP sync (#1310)

code/espurna/config/general.h

@@ -1088,6 +1088,10 @@
 #define NTP_DST_REGION              0               // 0 for Europe, 1 for USA (defined in NtpClientLib)
 #endif
 
+#ifndef NTP_WAIT_FOR_SYNC
+#define NTP_WAIT_FOR_SYNC           1               // Do not report any datetime until NTP sync'ed
+#endif
+
 // -----------------------------------------------------------------------------
 // ALEXA
 // -----------------------------------------------------------------------------

code/espurna/ntp.ino

@@ -128,7 +128,11 @@ void _ntpBackwards() {
 // -----------------------------------------------------------------------------
 
 bool ntpSynced() {
-    return (NTP.getLastNTPSync() > 0);
+    #if NTP_WAIT_FOR_SYNC
+        return (NTP.getLastNTPSync() > 0);
+    #else
+        return true;
+    #endif
 }
 
 String ntpDateTime(time_t t) {