feat: Column on left, hideable

- columns are hideable (saves to settings)
- image column moved to left
- datamodals can provide resize modes

Signed-off-by: Rachel Powers <508861+Ryex@users.noreply.github.com>

launcher/ui/widgets/ModListView.cpp

@@ -79,3 +79,12 @@ void ModListView::setModel ( QAbstractItemModel* model )
         });
     }
 }
+
+void ModListView::setResizeModes(const QList<QHeaderView::ResizeMode> &modes)
+{
+    auto head = header();
+    for(int i = 0; i < modes.count(); i++) {
+        head->setSectionResizeMode(i, modes[i]);
+    }
+}
+