Anatol Pomozov authored Mar 05, 2020 and Allan McRae committed Mar 06, 2020

'output' is a list of messages that pacman received but delayed printing
to avoid messing with UI.

Such functionality is useful for the upcoming multi-line progress bar
UI. Let's move it to a separate function.

Signed-off-by: Anatol Pomozov <anatol.pomozov@gmail.com>
Signed-off-by: Allan McRae <allan@archlinux.org>