[BRLTTY] Preserving presentation when copying to the clipboard

[Nicolas Pitre]

On Sun, 30 Mar 2025, Aura Kelloniemi wrote:

> 1) That CLIP_ADD would not separate the previous content of the clipboard with
> a newline. I don't want any separator character at all.

Adding to the clipboard with a linear copyu doesn't insert a newline.

> 2) Bracketd paste. I don't know if this is feasible or not. At least Linux
> terminal does not support it, but tmux and many applications nowadays do.

That's a good idea. It is a simple escape sequence surrounding the text 
being pasted.