[#121523735] Fix bug: Can't download documents with large number of cases.
[#121523735] Fix bug: Can't download documents with large number of cases.

This bug was present on current Chrome. Turned out that the 'download' dialog was using a data URI of the stringified JSON. Appeared to bang up against URI size limits. Converted to a blob URL.

concord-consortium/cloud-file-manager,concord-consortium/cloud-file-manager,concord-consortium/cloud-file-manager,concord-consortium/cloud-file-manager