Season Config - don't delete!

The seasons class emits signals to let
everyone know if the season config changes
at runtime.

The recent patch to add configuration of
seasons deleted and re-instantiated the
seasons member in MainWindow which breaks
updating across the code.

This patch fixes that.

src/Pages.cpp

@@ -3867,9 +3867,6 @@ SeasonsPage::saveClicked()
     QString file = QString(mainWindow->home.absolutePath() + "/seasons.xml");
     SeasonParser::serialize(file, array);
 
-    // wipe existing mainwindow config
-    delete mainWindow->seasons;
-
     // re-read
-    mainWindow->seasons = new Seasons(mainWindow->home);
+    mainWindow->seasons->readSeasons();
 }

src/Season.cpp

@@ -248,6 +248,8 @@ Seasons::readSeasons()
     season.setStart(today.addMonths(-12));
     season.setId(QUuid("{00000000-0000-0000-0000-000000000010}"));
     seasons.append(season);
+
+    seasonsChanged(); // signal!
 }
 
 int