hda-analyzer porting to GTK3

alsa-project/alsa-utils issue #134 was opened from kosiu:

I know that hda-analyzer is not a part of alsa-utils. I'm trying to port it into GTK3 at first but I encounter problems with scrolling of the graph. Source is here: https://github.com/kosiu/alsa/tree/gtk3

Issue URL : https://github.com/alsa-project/alsa-utils/issues/134 Repository URL: https://github.com/alsa-project/alsa-utils