Add documentupdater config

			port: process.env["SHARELATEX_REDIS_PORT"] or "6379"

			password: process.env["SHARELATEX_REDIS_PASS"] or ""

		fairy: redisConfig

		documentupdater:

			port: process.env["SHARELATEX_REDIS_PORT"] or "6379"

			host: process.env["SHARELATEX_REDIS_HOST"] or "dockerhost"

			password: process.env["SHARELATEX_REDIS_PASS"] or ""

			key_schema:

				blockingKey: ({doc_id}) -> "Blocking:#{doc_id}"

				docLines: ({doc_id}) -> "doclines:#{doc_id}"

				docOps: ({doc_id}) -> "DocOps:#{doc_id}"

				docVersion: ({doc_id}) -> "DocVersion:#{doc_id}"

				projectKey: ({doc_id}) -> "ProjectId:#{doc_id}"

				docsInProject: ({project_id}) -> "DocsIn:#{project_id}"

				ranges: ({doc_id}) -> "Ranges:#{doc_id}"

	# The compile server (the clsi) uses a SQL database to cache files and

	# meta-data. sqllite is the default, and the load is low enough that this will