Added warnings for alsa an pulseaudio support
Added warnings for alsa an pulseaudio support

dpayne/cli-visualizer,jgkamat/cli-visualizer,dpayne/cli-visualizer,jgkamat/cli-visualizer,jgkamat/cli-visualizer,jgkamat/cli-visualizer,dpayne/cli-visualizer,dpayne/cli-visualizer