#### Expected behavior

The selected files should remain and not get deselected / unmarked.



#### Actual behavior

The files selected / marked for sending when screen gets rotated from portrait to landscape or vice versa. 

#### How to reproduce

1. Download and install app from fdroid. 

2. Launch the app 

3. Grant all permissions

4. Click on the outbox icon (arrow icon in the lower right corner of the app) 

5. Long press a file to mark and select

6. Click on some other files. 

7. Rotate screen to from portrait to landscape or vice versa. 


It would be seen that the selected files gets deselected / unmarked on screen rotation. 





* Browser:  nitroshare version 0.4.0.39
* Operating system: android version 6.0

#### Recording Of The Bug

https://youtu.be/qTIbDr8Mogs