message: fix for guu, removed g~~ for now
diff: @@ -2785,6 +2785,7 @@ class CommandUndo extends BaseCommand {
  modes = [ModeName.Normal];
  keys = ["u"];
  runsOnceForEveryCursor() { return false; }
  + mustBeFirstKey = true;
  public async exec(position: Position, vimState: VimState): Promise<VimState> {
  const newPositions = await vimState.historyTracker.goBackHistoryStep();
  @@ -5157,19 +5158,6 @@ class MoveLowercaseLine extends BaseMovement {
  }
  }
  -@RegisterAction
  -class MoveTogglecaseLine extends BaseMovement {
  - modes = [ModeName.Normal];
  - keys = ["~"];
  -
  - public async execAction(position: Position, vimState: VimState): Promise<IMovement> {
  - return {
  - start : position.getLineBegin(),
  - stop : position.getLineEnd(),
  - };
  - }
  -}
  -
  @RegisterAction
  class ActionDeleteLineVisualMode extends BaseCommand {
  modes = [ModeName.Visual, ModeName.VisualLine];
  