message: use editor from event fixes
diff: @@ -611,7 +611,7 @@ export class ModeHandler implements vscode.Disposable {
  if ((e.selections.length !== this.vimState.allCursors.length || this.vimState.isMultiCursor) &&
  this.vimState.currentMode !== ModeName.VisualBlock) {
  // Number of selections changed, make sure we know about all of them still
  - this.vimState.allCursors = vscode.window.activeTextEditor!.selections.map(x =>
  + this.vimState.allCursors = e.textEditor.selections.map(x =>
  new Range(Position.FromVSCodePosition(x.start), Position.FromVSCodePosition(x.end)));
  await this.updateView(this.vimState);
  