PHRAS-4149 stack management #1252

Job	Run time
build phraseanet-fpm / build	4m 22s
build phraseanet-nginx / build	2m 54s
build phraseanet-db / build	21s
build phraseanet-elasticsearch / build	26s
build phraseanet-setup / build	3m 51s
build phraseanet-worker / build	3m 48s
unit test	5m 53s
	21m 35s

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