[hephaestus] New scheduler
[hephaestus] Scheduler with tests
[hephaestus] Scheduler knows current_task
[hephaestus] ExtractionTextTask added
[hephaestus] standarize hashes
[hephaestus] Text extraction task
[hephaestus] Refactor text extraction task
[hephaestus] BaseTask with tests
[hephaestus] StoreTextTask with tests
[hephaestus] Store named entities
[hephaestus] Named entities recognition task
Remove debug artifact
[hephaestus] Enable named entities recognition task
[hephaestus] Remove scheduler
[hephaestus] document_id and url are now metadata components
[hephaestus] Enable coreference resolution task
[hephaestus] Coreference resolution task with JSON input
[hephaestus] IndexerTask works with JSON input
[hephaestus] metadata includes current task
[hephaestus] Scheduling behaviour extracted into a class