Fix arrow keys not working on mintty

An ESCDELAY of 0 can break long escape sequences, such as the arrow keys,
on slower terminals.

This reverts commit 2599564e64.

Haiku: General fixup, add icon, add rdef file

Fix inability to enter directories on an XFS filesystem on top of an md device

- Add a native vector icon for Haiku (it hasn't been Haiku-ified yet however)
- Add a rdef file (specifies application metadata)
- Add clipboard support, notififcation support, and basic nuke support
- Fix support for fortunes on Haiku ("-s" option is not available on Haiku)
- Cleanup Haiku recipe

This reverts commit 1fecdb2393.

This reverts commit b948423a80.

Without this, there is a conflict with using the `-u` option (use selection).
After copying selected files, the selection is intact and if the user issues
a deletion next, the source files (meant for copying) are deleted.

There's a specific problem with control in the hands of random jokers - it's abused.

Ref: https://en.wikipedia.org/wiki/Wikipedia:Articles_for_deletion/Nnn_(file_manager)

* Allow absolute paths returned by fzf in fzcd plugin

* Fix issue with POSIX syntax

* Add descriptive comment

* Add comment

* Remove description

* Add new line at the end of the file

Co-authored-by: Jan Meischner <jan.meischner@verimi.com>