[skip] Removed unused features (15m)
[skip] Pulled FormBuilder out into DR (5m)
[skip] Pulled ActionBuilder and FlashMessageUpdater out into Members (5m)
[skip] Pulled ModalPopup.js out into DR (3m)
[skip] Pulled ActiveRecord.js out into Members (3m)
[skip] Pulled ActiveModel::Errors#all_messages out into apps that use it (5m)
[skip] Fixed white space (1m)