Merge pull request #678 from eric-wu/release-13

Release 13
Merge pull request #681 from john-hill/PLFM-2164

Logs to collate are now downloaded instead of streamed
Merge pull request #679 from eric-wu/release-13

A simpler way to resolve data migration errors around the DOI object type
Fix the DOI data migration problem for PLFM-2168.
PLFM-2174 Fix trash data migration error caused by the worker.
Fix failures caused by improper getter/setter name.
Adjust the worker to better suit data migration.
Merge branch 'release-13' into quickfix
Merge pull request #686 from eric-wu/quickfix

Merge patch from release-13 to resolve data migration problems