need to remove sugar-core dependency until it's ready
need to remove sugar-core dependency until it's ready


Former-commit-id: db63811ecbcee8228dddc529eaa175767803ff54 [formerly 4f576f1aa50bd61b4f46bba2b45e64a7a244195f]
Former-commit-id: 70f70a09254429851f619cb298fb8ffbe2ee3654
romancow/Sugar,andrewplummer/Sugar,romancow/Sugar,andrewplummer/Sugar