Remember Windows size & position

[Akryum]

Describe the bug The window size & position is not restored.

To Reproduce Steps to reproduce the behavior:

1. Open the app
2. Resize and/move/maximize the window
3. Close the app
4. Open the app again

Expected behavior Window state is saved and restored:

• Size
• Maximized state
• Screen (nice to have)
• Position (not important)