SD-1135 : Real-time display of moving content items
feat(nitf): improve nitf parser

and add word_count in case it's not provided

SD-702 SD-1180
[SD-787] Default limit for search results
Allowing null values for data relation.
Merge pull request #420 from mdhaman/master

Allowing null values for data relation.
Merge pull request #419 from marwoodandrew/master

[SD-787] Default limit for search results
Merge pull request #418 from petrjasek/master

fix(tasks): change workflow privilege to tasks
Merge pull request #416 from ioanpocol/master

SD-1135 : Real-time display of moving content items
Merge pull request #415 from petrjasek/test-ingest

feat(nitf): improve nitf parser
disable expired content removal
Merge pull request #423 from amagdas/master

disable expired content removal
fix(ingest): make sure we ingest content as str not bytes

this will prevent errors with replacement rules which don't work
on bytes content being unicode

SD-703 SD-1199