Manifests: UI says "Import in progress (running)" when deleting a manifest.
Description of problem:
When user deletes a manifest, they're given an import message... rather than one that tells them it's being removed.
Version-Release number of selected component (if applicable):
Steps to Reproduce:
1. Import manifest
2. Attempt to delete Manifest
3. Observe UI
Import in progress (running)
Manifest deletion in progress (running)
(or something equivalent)