Add the menu installation helper.
Make sure we support having only a front page link in the main menu.
Make it so that the path is the value of the field.
Clear the menu cache so that links won't be automatically deleted.
Fix the main menu name.
Improve the seeding logic for terms.
Remove all menu items before re-seeding a menu.
Fix setting values on the entity.
Merge branch '7.x-1.x' into 7.x-2.x