Group attributes tests

Mozilla Bug 468418

- Oranges
- Apples
- Bananas

1. Oranges
2. Apples
3. Bananas
   - Oranges
   - Apples
   - Bananas

Oranges Apples Bananas Oranges Apples Bananas Oranges Apples Bananas

- File
  - New
  - Open…
  - -----
  - Item
  - Radio
  - Checkbox
- Help

- Crust
- Veges
- Carnivore

- Thai
- Subway
- Jimmy Johns

vegetables
cucumber
carrot
cars
mercedes
BMW
Audi
people

cell1 | cell2
cell3 | cell4

cell1
cell2
cell1
cell2
cell1
cell2

# heading1

## heading2

### heading3

#### heading4

##### heading5

###### heading6