Fixes#1412
## Changes
### Backend
- Adds `all-crawls`, `crawls`, and `uploads` API endpoints to download
archived item as multi-WACZ
- Download QA runs as multi-WACZ
- Adds backend tests for new endpoints
- Update to new version of stream-zip library which does not require crc-32 to be present for ZIP members,
computes after streaming, fixing invalid crc-32 issues as previously computed crc-32s from crawler may be invalid.
### Frontend
Adds ability to download archived item from:
- Button in archived item detail Files tab
- Archived item details actions menu
- Archived items list menu
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Co-authored-by: Henry Wilkinson <henry@wilkinson.graphics>
Co-authored-by: sua yoo <sua@webrecorder.org>
Co-authored-by: Ilya Kreymer <ikreymer@gmail.com>
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