Merge branch 'master' of https://github.com/jsk-ros-pkg/jsk_demos
Better sound source localization
Better sound source localization and visualization:
1) detect sound source by area of power circle and elipse ratio
2) visualize using marker and pictogram
3) separate sound localization and behavior controller
Merge pull request #89 from garaemon/better-sound-source-localization

Better sound source localization