a8e5c5e [frontend] alembic migration 13af46c70227_remove_build_ended_on_build_started_on_ tidied up and synced with models.py

Authored and Committed by clime 8 years ago
    [frontend] alembic migration 13af46c70227_remove_build_ended_on_build_started_on_ tidied up and synced with models.py