aplay: Add -i option for interactive mode

The recent addition of pause/resume control via keyboard brought
a problem when aplay/arecord is invoked in background.  For avoiding
regressions, it's safer to use non-interactive mode as default and
enable the new feature via an option.

Tested-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2 files changed