XFCE audio control, remove VLC.
Xfce is great full time, but full-time VLC in your audio control is not. Info how to remove it with dconf here:
https://askubuntu.com/questions/468811/remove-vlc-player-from-sound-menu-in-unity-bar
DCONF edit -> com.canonical.indicator.sound interested-media-players -> Default, remove vlc.desktop