Undo Critical: 4898

refs #4898
Added logic to fix data lookup issue.

refs #4890

The simple logic to look up a link primary key ID from a task
config didn't work in all instances.
Removed option from processing config GUI.

refs #4891
Changing FPR Client to connect to port 80.
adding fpr update to installer

refs #4855
Merge branch 'dev/issue-4769' of git.artefactual.com:archivematica into dev/issue-4769
Removed debug line.
Added highlighting to file explorer.
Removed some commented out code.
Cleaning up code.
Added endpoint for AJAX to get AtoM upload URL.
Added JS logic to check AtoM DIP destination URL.

refs #1546

Added client-side logic, performed while in the AtoM DIP dialog, to
do a background check to see whether a URL exists before attemption
to submit a DIP for upload to it.
Removed commented-out code.
Removed unused import.
Removed redundant code.
Added escaping to query assembly.
Update transfer file documents to "backlog".

refs #1912

As we want to differentiate between transfer files that aren't yet in
the backlog and ones that are, logic has been added to update a
status field, in each transfer file document indexed, to "backlog".
Logic so only "backlog" files docs show in backlog.

refs #1912

Added restriction to the ElasticSearch query, in the transfer backlog
search, so only documents where the "status" field is "backlog" show.
Fixed issue with transfer backlog paging.
Fixed issue with transfer backlog search.