pack lists: replace snapfly with xfce4-appfinder
skel: compton: disable menus transparency
add new wallpaper
data: set new lightdm default wallpaper
skel: tint2: replace snapfly launcher with xfce4-appfinder
launchers: remove xcompmgr.desktop
launchers: remove gnome-www-browser.desktop
launchers, tint2: use debian logo icon for xfce4-appfinder
pack lists: add bwm-ng to binary image
sources lists: remove owncloud repo (now in debian)
pack lists: add github-backup to devtoolkit