Allow user to select Kubeconfig from filesystem (#740)

* Allow user to select Kubeconfig from filesystem, fix #738

Signed-off-by: Roman <ixrock@gmail.com>

Co-authored-by: Jari Kolehmainen <jari.kolehmainen@gmail.com>
Co-authored-by: Alex Andreev <alex.andreev.email@gmail.com>

src/renderer/components/notifications/notifications.tsx

@@ -29,11 +29,12 @@ export class Notifications extends React.Component {
     });
   }
 
-  static info(message: IMessage) {
+  static info(message: IMessage, customOpts: Partial<INotification> = {}) {
     return notificationsStore.add({
-      message: message,
+      status: "info",
       timeout: 0,
-      status: "info"
+      message: message,
+      ...customOpts,
     });
   }