Acutally add scripts-dev/

scripts-dev/check_auth.py

scripts-dev/check_event_hash.py

scripts-dev/check_signature.py

scripts-dev/copyrighter-sql.pl

scripts-dev/copyrighter.pl

scripts-dev/database-save.sh

scripts-dev/federation_client.py

scripts-dev/hash_history.py

scripts-dev/make_identicons.pl

scripts-dev/nuke-room-from-db.sh

scripts-dev/sphinx_api_docs.sh