Move Y position, height, and minimized state into TrackView...

... and eliminate some unnecessary calls to SubstitutePendingChangedTrack,
because the track and the substitute store Y and height in their shared
TrackView object.

Also make GetMinimizedHeight() virtual to avoid inclusion of TrackPanel.h in
TrackView.cpp.

src/NoteTrack.cpp

@@ -37,7 +37,6 @@
 
 #include "InconsistencyException.h"
 
-#include "TrackPanel.h" // For TrackInfo
 #include "AllThemeResources.h"
 
 #ifdef SONIFY
@@ -123,8 +122,6 @@ NoteTrack::NoteTrack(const std::shared_ptr<DirManager> &projDirManager)
    SetDefaultName(_("Note Track"));
    SetName(GetDefaultName());
 
-   SetHeight( TrackInfo::DefaultNoteTrackHeight() );
-
    mSeq = NULL;
    mSerializationLength = 0;