Add a fallback for Safari copy-to-clipboard

Also, hide the tooltip in a less stupid way.

Closes #3547 (closed)

cc @stanhu - Thanks for the assist.

Added 1 commit:

• 2a368021 - Add a fallback for Safari copy-to-clipboard

mentioned in issue #3416 (closed)

mentioned in commit b3cd7243

Status changed to merged

Picked into 8-2-stable.

mentioned in issue #3530 (closed)

👍

One known issue is that this doesn't work on Safari iOS, but maybe one day it will.

mentioned in commit 34207d1d