App logos should not change the aspect ratio of the image.
If the user selects an image with a format different from 8:5, he should be able to select, how the size will be changed.
Possible selections should be
- stretch (same as today)
- Fill in (zoom in until smaller side reaches frame, sides will be cut off)
- adapt (zoom in until larger side reaches frame, white background will be visible)
- maybe more
Currently, Logos are stretched, which leads to this: