Move transcriptions in separate table

MANIFEST.in

Makefile

arkindex/documents/admin.py

arkindex/documents/api.py

arkindex/documents/fixtures/data.json

arkindex/documents/management/commands/build_fixtures.py

arkindex/documents/management/commands/reindex.py

arkindex/documents/migrations/0021_move_transcriptions.py

arkindex/documents/models.py

arkindex/documents/search.py

arkindex/documents/serializers.py

arkindex/documents/tasks.py

arkindex/documents/tests/test_search_post.py

arkindex/documents/tests/test_transcription_create.py

arkindex/images/importer.py

arkindex/images/tests.py