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.
fix(tasks): change workflow privilege to tasks
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
Merge pull request #421 from petrjasek/feat-workflow

feat(workflow): add initial state/action registration
fix(celery-beat): don't use pidfile; custom scheduledb path
chore(readme): updated 'fig' section
disable expired content removal
Merge pull request #423 from amagdas/master

disable expired content removal
chore(fig): added missing env vars
[SD-1217] Backend: All ingested items will have the state ingested
Merge remote-tracking branch 'upstream/feat-workflow' into feat-workflow
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
Merge remote-tracking branch 'upstream/feat-workflow' into feat-workflow