class Cut;
class Copy;
class Paste;
+class EditClearSubMenu;
+class EditClearMenu;
class Clear;
class CutKeyframes;
class CopyKeyframes;
class ClearDefaultKeyframe;
class PasteSilence;
class SelectAll;
+class ClearHardEdges;
class ClearLabels;
class CutCommercials;
class DetachTransitions;
class MixerItems;
class MixerViewer;
class TileMixers;
+class AlignMixers;
class AddAudioTrack;
class DeleteAudioTrack;
class DefaultATransition;