[ardour-dev] latest CVS commit

[Paul Davis]

    * use combo boxes to select channel configuration for new tracks
    * stop "Don't close session" from screwing up Session state
        when opening a new/existing session
    * fix nasty playlist management design problem that caused
        segfaults when switching playlists
    * panner link buttons always say "link"
    * properly hide/show panning box in mixer strips
    * properly hide soundfile selection window after action
    * properly hide/show track varispeed box
    * track muting now marks session dirty
    * soloing a bus does not silence master or control outs

    * libardour:  0.823.0
      ardour/gtk: 0.524.0