Remove rounding from waypoint timing in the UI.

This is behaving strangely on some machines. Stop hiding the details
in the UI while we debug.

qt_ui/widgets/ato.py

@@ -64,8 +64,7 @@ class FlightDelegate(QStyledItemDelegate):
         count = flight.count
         name = db.unit_type_name(flight.unit_type)
         estimator = TotEstimator(self.package)
-        delay = datetime.timedelta(
-            seconds=int(estimator.mission_start_time(flight).total_seconds()))
+        delay = estimator.mission_start_time(flight)
         return f"[{task}] {count} x {name} in {delay}"
 
     def second_row_text(self, index: QModelIndex) -> str:
@@ -329,9 +328,7 @@ class PackageDelegate(QStyledItemDelegate):
 
     def right_text(self, index: QModelIndex) -> str:
         package = self.package(index)
-        delay = datetime.timedelta(
-            seconds=int(package.time_over_target.total_seconds()))
-        return f"TOT T+{delay}"
+        return f"TOT T+{package.time_over_target}"
 
     def paint(self, painter: QPainter, option: QStyleOptionViewItem,
               index: QModelIndex) -> None:

qt_ui/widgets/map/QLiberationMap.py

@@ -349,7 +349,6 @@ class QLiberationMap(QGraphicsView):
         if time is None:
             tot = ""
         else:
-            time = datetime.timedelta(seconds=int(time.total_seconds()))
             tot = f"{prefix} T+{time}"
 
         pen = QPen(QColor("black"), 0.3)

qt_ui/windows/mission/QFlightItem.py

@@ -22,8 +22,7 @@ class QFlightItem(QStandardItem):
             self.setIcon(icon)
         self.setEditable(False)
         estimator = TotEstimator(self.package)
-        delay = datetime.timedelta(
-            seconds=int(estimator.mission_start_time(flight).total_seconds()))
+        delay = estimator.mission_start_time(flight)
         self.setText("["+str(self.flight.flight_type.name[:6])+"] "
                      + str(self.flight.count) + " x " + db.unit_type_name(self.flight.unit_type)
                      + "   in " + str(delay))

qt_ui/windows/mission/flight/settings/QFlightDepartureDisplay.py

@@ -19,8 +19,7 @@ class QFlightDepartureDisplay(QGroupBox):
         layout.addLayout(departure_row)
 
         estimator = TotEstimator(package)
-        delay = datetime.timedelta(
-            seconds=int(estimator.mission_start_time(flight).total_seconds()))
+        delay = estimator.mission_start_time(flight)
 
         departure_row.addWidget(QLabel(
             f"Departing from <b>{flight.from_cp.name}</b>"