* Merge with Debian unstable, remaining Ubuntu changes: - debian/{control,rules}: Don't build xfce4-mixer-oss, since everything is ALSA-enabled in this source package (see 1:4.3.90.1svn+r21167-0ubuntu1), - Amend debian/NEWS.Debian to note the above difference, - Use Ubuntu's debian/patches/ 0{1_volume_hotkeys,2_xfce4-mixer-panel-plugin_border}.patch, - Readd epoch and DebianMaintainerField changes - debian/xfce4-mixer-oss.shlibs: dropped, we don't build this variant. - debian/rules: add "NoDisplay=true" to hide mcs desktop files.