Doc: update screenshots
Gridlines were removed from several dialogs.

| W: | H:
| W: | H:



| W: | H:
| W: | H:



| W: | H:
| W: | H:


Gridlines were removed from several dialogs.
24.6 KB | W: | H:
22 KB | W: | H:
28.6 KB | W: | H:
22.9 KB | W: | H:
23.8 KB | W: | H:
23.2 KB | W: | H: