message: MoveByScreenLine in visual block mode
  This includes H/M/L, g0, gm, g$, etc.
  Fixes
diff: @@ -40,7 +40,7 @@ export abstract class ExpandingSelection extends BaseMovement {
  }
  abstract class MoveByScreenLine extends BaseMovement {
  - modes = [Mode.Normal, Mode.Visual, Mode.VisualLine];
  + modes = [Mode.Normal, Mode.Visual, Mode.VisualLine, Mode.VisualBlock];
  abstract movementType: CursorMovePosition;
  by: CursorMoveByUnit;
  value: number = 1;
  @@ -1102,7 +1102,7 @@ class MoveDownByScreenLineVisualBlock extends BaseMovement {
  @RegisterAction
  class MoveScreenToRight extends MoveByScreenLine {
  - modes = [Mode.Insert, Mode.Normal, Mode.Visual, Mode.VisualLine];
  + modes = [Mode.Insert, Mode.Normal, Mode.Visual, Mode.VisualLine, Mode.VisualBlock];
  keys = ['z', 'h'];
  movementType: CursorMovePosition = 'right';
  by: CursorMoveByUnit = 'character';
  @@ -1118,7 +1118,7 @@ class MoveScreenToRight extends MoveByScreenLine {
  @RegisterAction
  class MoveScreenToLeft extends MoveByScreenLine {
  - modes = [Mode.Insert, Mode.Normal, Mode.Visual, Mode.VisualLine];
  + modes = [Mode.Insert, Mode.Normal, Mode.Visual, Mode.VisualLine, Mode.VisualBlock];
  keys = ['z', 'l'];
  movementType: CursorMovePosition = 'left';
  by: CursorMoveByUnit = 'character';
  @@ -1134,7 +1134,7 @@ class MoveScreenToLeft extends MoveByScreenLine {
  @RegisterAction
  class MoveScreenToRightHalf extends MoveByScreenLine {
  - modes = [Mode.Insert, Mode.Normal, Mode.Visual, Mode.VisualLine];
  + modes = [Mode.Insert, Mode.Normal, Mode.Visual, Mode.VisualLine, Mode.VisualBlock];
  keys = ['z', 'H'];
  movementType: CursorMovePosition = 'right';
  by: CursorMoveByUnit = 'halfLine';
  @@ -1150,7 +1150,7 @@ class MoveScreenToRightHalf extends MoveByScreenLine {
  @RegisterAction
  class MoveScreenToLeftHalf extends MoveByScreenLine {
  - modes = [Mode.Insert, Mode.Normal, Mode.Visual, Mode.VisualLine];
  + modes = [Mode.Insert, Mode.Normal, Mode.Visual, Mode.VisualLine, Mode.VisualBlock];
  keys = ['z', 'L'];
  movementType: CursorMovePosition = 'left';
  by: CursorMoveByUnit = 'halfLine';
  