Update Carrierwave from 0.10.0 to 1.0.0.
Update Carrierwave to 1.0.0 since it has support for Rails 5.0.0.
This might fail the test suite, we'll see.
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
Update Carrierwave to 1.0.0 since it has support for Rails 5.0.0.
This might fail the test suite, we'll see.