Initialize properties in the right order.

Timeline/Tempo_Point.C

@@ -68,13 +68,14 @@ Tempo_Point::Tempo_Point ( )
 Tempo_Point::Tempo_Point ( nframes_t when, float bpm )
 {
     _tempo = bpm;
-    _r->start = when;
 
     _make_label();
 
     timeline->tempo_track->add( this );
     timeline->update_tempomap();
 
+    start( when );
+
     log_create();
 }
 

Timeline/Time_Point.C

@@ -68,13 +68,13 @@ Time_Point::Time_Point ( ) : _time( 4, 4 )
 
 Time_Point::Time_Point ( nframes_t when, int bpb, int note ) : _time( bpb, note )
 {
-    start( when );
-
     _make_label();
 
     timeline->time_track->add( this );
     timeline->update_tempomap();
 
+    start( when );
+
     log_create();
 }